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Is The Article Number The Same As The Issue Number?

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Last updated on 6 min read

No—they're not the same thing; an article number uniquely tags a single paper, whereas an issue number tells you which issue of a journal’s volume the piece belongs to.

How do you reference an article number?

To cite an article number, place it right after the article title in your reference list, using a format like “Article No. 12345” (or whatever the journal’s guidelines dictate).

For instance, an APA entry might look like this: Author, A. A. (Year). Title of article. Journal Name, Volume(Issue), Article No. 12345. https://doi.org/xx.xxx/xxx. Adding the article number can be a lifesaver—it points readers straight to the work, particularly when the journal skips traditional page ranges. (Pro tip: double‑check the journal’s author guidelines to be sure you’ve got the format right.)

Do articles have issue numbers?

Yes—most scholarly journals assign an issue number to each issue within a volume, and you’ll see it sit next to the volume number in citations.

Think of the issue number as a count of how many times the journal rolled out an issue that year, whereas the volume number tracks how many years the title has been around. Not every publication follows this pattern—some magazines or trade journals stick to volume numbers alone—but you’ll usually find issue numbers in peer‑reviewed journals. (A quick way to confirm? Peek at the table of contents or glance at the PDF header.)

How do you cite an issue number?

In APA style, you tuck the issue number in parentheses right after the italicized volume number, leaving the issue number itself in regular font.

The pattern reads: Volume(Issue), page range. For example: Psychological Bulletin, 150(4), 345‑367. If a journal uses continuous pagination across issues, you can drop the issue number; however, when each issue restarts at page 1, you should include it. This little detail helps readers pinpoint the exact issue in a library database.

Where is the issue number on an article?

You’ll typically find the issue number on the journal’s cover, in the table of contents, or on the first page of the PDF—usually right after the volume number.

In print, check the spine or front cover where the volume and issue are printed side by side. For online PDFs, the header or footer often shows something like “Vol. 15, No. 3.” Some electronic articles also embed the issue number in the metadata or on the article’s landing page on the publisher’s site.

Is ISSN issue number?

No—the ISSN (International Standard Serial Number) identifies the journal title itself and stays the same across every issue; it isn’t an issue number.

The ISSN is an eight‑digit code (for example, 0028-0836 for Nature) that distinguishes one serial from another, no matter the volume or issue. By contrast, issue numbers change with each publication cycle within a volume. You can confirm a journal’s ISSN on its website or via the ISSN portal.

What is card issue number?

A card issue number is the three‑ or four‑digit security code on a credit or debit card (CVV/CVC) that helps verify card‑not‑present transactions.

Visa calls it the CVV2, Mastercard labels it CVC2, and American Express uses a four‑digit CID. You won’t find this number embossed; it’s printed on the signature strip for Visa/Mastercard or on the front of an AMEX card. Providing the issue number lets merchants cut down fraud by confirming the cardholder actually has the card in hand.

What is APA Format example?

An APA in‑text citation shows the author’s last name and the year—e.g., (Smith, 2020)—and the reference list entry follows the author‑date format.

For a journal article, the reference would appear as: Smith, J. A. (2020). Understanding memory consolidation. Journal of Cognitive Neuroscience, 32(5), 789‑802. https://doi.org/10.1080/jocn.2020.005. If you’re quoting directly, add a page number: (Smith, 2020, p. 795). This consistent style makes it easy for readers to track down your sources.

What if there is no issue number apa?

If a journal skips issue numbers, just leave that element out of the APA reference; the volume number by itself does the job.

The APA Publication Manual notes that when a periodical is paginated by volume—meaning page numbers run continuously across issues—you don’t need to list an issue number. For example: Annual Review of Psychology, 71, 123‑148. Still, it’s wise to double‑check the journal’s front matter or website to confirm whether issue numbers are used before you drop them.

How do I cite an issue and volume?

In APA style, italicize the volume number, tack the issue number right after it in parentheses (no italics), and finish with a period.

The format looks like: Volume(Issue), page range. For example: Developmental Psychology, 56(2), 210‑225. Notice there’s no space between the volume number and the opening parenthesis, and none after the closing parenthesis before the period. This tight layout is required for both reference lists and bibliographic databases.

What is reference issue number?

The reference issue number is the identifier you include in a citation to show which issue of a volume the article appears in.

It helps separate articles that might share the same volume and page range but belong to different issues (think Vol. 10, Issue 1 vs. Vol. 10, Issue 2). Including the issue number becomes especially important when journals reset page numbering with each issue. Most citation styles—APA, MLA, Chicago—treat the issue number as required whenever the journal paginates by issue.

What if there is no page number for APA citation?

If an article doesn’t have page numbers, APA lets you use paragraph numbers, section headings, or timestamps as location markers in the in‑text citation.

For example, you might cite (Author, 2023, para. 4) or (Author, 2023, Discussion section). When neither paragraphs nor headings are available, you can simply omit the location element. This approach is common for online‑only articles, e‑books, or HTML‑only publications where traditional pagination is missing.

What if the article has no page number?

If an article lacks page numbers, don’t make them up; instead, use paragraph numbers, section names, or leave out the location element according to the citation style you’re using.

MLA, for instance, suggests using “par.” or “sec.” when those markers appear in the source. APA permits paragraph numbers with “para.” or heading names. Always consult the specific style guide for the preferred alternative, and never fabricate pagination that isn’t in the original.

Is edition the same as issue?

No—edition refers to a version of a book (like a second edition), while issue denotes a specific installment of a periodical such as a journal or magazine.

Editions usually come out years apart and reflect substantial revisions, whereas issues are released on a regular schedule (monthly, quarterly) within a volume year. Mixing the two up can lead to citation errors, especially when you’re dealing with updated textbooks versus serial literature.

What is ISSN number?

An ISSN is an eight‑digit code that uniquely identifies a serial publication—like a journal or magazine—and stays the same across all its issues and volumes.

The format includes a hyphen after the fourth digit (e.g., 1234-5678) and can be validated using the modulus 11 algorithm. You can look up a journal’s ISSN on the ISSN International Centre website or in library catalogs. Unlike issue numbers, the ISSN doesn’t change when the publication moves to a new volume or issue.

Is the issue number in brackets?

Yes—APA style puts the issue number in parentheses right after the italicized volume number, and the parentheses themselves stay in regular font.

For example: Journal of Abnormal Psychology, 130(3), 245‑260. Those parentheses signal that the number is an issue identifier rather than part of the volume title. This convention helps readers tell the issue apart from the volume in both reference lists and in‑text citations when the journal paginates by issue.

Edited and fact-checked by the FixAnswer editorial team.
Juan Martinez

Juan is an education and communications expert who writes about learning strategies, academic skills, and effective communication.