How to Insert a Citation in Word and Build Your Bibliography

Whether you're writing a dissertation, a white paper for your business or a report that quotes industry research, citations show readers where your facts came from. Typing them by hand is fiddly and easy to get wrong. Word's built-in citation tool formats each one in your chosen style and then builds the reference list for you.

The one thing to sort out before you start is the style. Pick it first, and every citation you add will follow it.

Choosing APA, MLA or another citation style in Word

1. Open the References tab.
2. In the Citations & Bibliography group, open the Style list.
3. Choose the style your university, publisher or client asks for, such as APA or MLA.

You can change the style later and Word will reformat existing citations, but it's tidier to choose it up front. Microsoft also points out that APA and MLA update their formats from time to time, so check that Word's version matches what your tutor or editor expects.

Inserting your first citation and source in Word

1. Click at the end of the sentence or phrase you want to cite.
2. On the References tab, select Insert Citation.
3. Select Add New Source.
4. Choose the source type, such as a book, a journal article or a website.
5. Fill in the details. Select Show All Bibliography Fields if the box you need isn't showing.
6. Select OK.

The citation appears where you clicked, in the right format for your style. Word saves the source in Source Manager, so you won't need to type it again.

Citing the same source again in Word

Once a source is saved, adding it again is two clicks. Put your cursor at the end of the text, go to References, Insert Citation, and pick the source from the list.

For a book, you'll often need a page number. Microsoft's steps are to select the citation, open Citation Options, then choose Edit Citation, and add the pages there.

Using a placeholder when you don't have the details yet

Writing first and sorting references later? Go to References, Insert Citation and choose Add New Placeholder. Give it a short name you'll recognise. Microsoft says placeholder sources show a question mark in Source Manager, so they're easy to find when you come back to fill them in.

I find this keeps the writing flowing. You don't break your concentration to dig out a publication date halfway through a paragraph.

Managing saved sources in Word's Source Manager

Select Manage Sources on the References tab to open Source Manager. Microsoft explains that it shows two lists:

List	What's in it
Master List	Every source you've created before, available to any document
Current List	The sources used in the document you've got open

To fix a typo in a source or complete a placeholder, select it in the list and choose Edit, make your changes in the Edit Source box and select OK.

Adding a bibliography or works cited page in Word

1. Click where you want the list, usually on a new page at the end.
2. Go to References, then Bibliography.
3. Choose a format.

If you cite a new source afterwards, click anywhere inside the bibliography and select Update Citations and Bibliography. Word adds it in the right place.

Inserting citations in Word for Mac

Microsoft's Mac guide is written for an older version, so menus vary, but the idea is the same. Click at the end of the sentence, go to the References tab and select Citations. A Citations pane opens on the right. Double-click the citation you want to add. Choosing a style in that pane updates the citations and the list to match.

Citations in Word for the web

This is where lots of students get stuck. Microsoft says you can't automatically generate citations in Word for the web. It'll keep a bibliography that's already in the document, but there's no way to create one. If you have the desktop app, select Open in Word and add your citations there.

Checking your Word citations before you submit

• Search Source Manager for question marks, which mean placeholders still need details.
• Make sure every quote or statistic has a citation straight after it.
• Update the bibliography one last time so new sources are included.
• Compare one citation with your style guide, since style rules can change.

Word citations in business reports and white papers

Citations aren't only for students. If you publish a white paper, an industry report or a lead magnet that quotes other people's research, a clean reference list makes your claims easier to trust and easier for journalists to check. The same tool works perfectly well here. I'd pick a simple style such as APA, use placeholders while drafting, and add the bibliography as the final page before you export the document.

Citations, AI tools and honest research writing

Good citations matter even more when AI tools are in the mix, because readers and markers want to see which ideas came from real sources. If you're unsure where the lines sit, read my article on how much AI writing is acceptable in a research paper. And if you've wondered whether pasting AI text without credit causes trouble, my take on whether AI writing counts as plagiarism explains how universities and publishers tend to see it.

Frequently asked questions

Where is the citation tool in Word?

It's on the References tab, in the Citations & Bibliography group. Choose a style, then select Insert Citation.

Can I add citations in Word for the web?

Not automatically. Microsoft says Word for the web keeps an existing bibliography but can't create citations, so select Open in Word to use the desktop app.

How do I add a page number to a citation in Word?

Select the citation, open Citation Options and choose Edit Citation, then type the pages.

Can I insert a citation before I've got all the details?

Yes. Choose Insert Citation, then Add New Placeholder. Placeholders show a question mark in Source Manager so you can find and complete them later.

How do I update my bibliography in Word?

Click anywhere inside it and select Update Citations and Bibliography.