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Citation Tools

APA Style Guide
Written and maintained by NMU professor/librarian Mike Strahan. Provides examples of citations for a wide range of sources. See why this definitive guide ranks so high in Google search results.

Additional APA Tools

MLA Formatting and Style Guide

This is our favorite MLA site written and maintained by the Purdue Online Writing Lab (OWL). Locate examples of specific types of sources (books, periodicals, websites, etc.) in the navigation to the left. Also contains resources about in-text citations, formatting quotations, and other common questions regarding MLA style.

Chicago Manual of Style (CMOS)
The entire 17th edition (2017) of the manual online.

CMOS Formatting and Style Guide
Written and maintained by the Purdue Online Writing Lab (OWL). The navigation to the left can be used to locate specific types of sources (books, periodicals, websites, etc.) as well as sample papers and resources that help answer common questions regarding Chicago Manual of Style (CMOS).


Zotero is a free research manager which helps you collect, organize, and manage your sources. This application works with Google Chrome, FireFox, & Safari web browsers, and integrates with word processing programs such as MS Word & Google Docs. Zotero facilitates quick in-text citing, and one-click generation of references according to a multitude of styles including APA, MLA, Chicago, Turabian, & journal-specific.

Creating an account on Zotero's website allows you to sync your collections to a central point (300MB free) from multiple computers (such as work & home). It also allows you to create groups. 

Minimum operating system requirements for Zotero version 5.x:

macOS 10.9 or later
Windows XP SP2 or later

The following steps will walk you through how to install Zotero on your browser.

Save documents & close all programs other than web browser before proceeding

Rationale: In order to finish the installation. Zotero may need to reboot your computer.

Rationale: The Zotero Connector which allows downloading information from the browser into
Zotero only works with these versions of the browser:

Chrome: Version 55 or higher
FireFox: Version 52 or higher

Once you have opened Firefox, you need to check that it is version 52 or higher. To do this, go to 
the menu heading Help, and select "About Firefox" (see screen shot below). If it says you have a 
lower-numbered version, Mozilla will automatically download & install the latest version of FireFox.


Google Chrome
Once you have opened Chrome, you need to check that it is version 55 or higher. To do this,
go to the upper-right corner and click on three dots (see screen shot below), highlight Help, and select 
"About Google Chrome". If it says you have a lower-numbered version, Google will automatically 
download & install the latest version of Chrome.


Once you have the latest version of your browser, open it, download Zotero and install the program. The 
download interface automatically recognizes your specific browser and operating system and provides 
the appropriate choice.

If you receive a message preventing this site ( from installing software on your computer, 
click on the Allow button.

Proceed through the Setup Wizard. When asked about Setup Type (screen below), we recommend choosing Standard. You will be able to customize it later.


Once installed you will be prompted to Reboot your computer (see below). 

After you click on Finish, your computer will reboot.

Open your browser & go to the Download page to install the Connector. The download interface 
automatically recognizes your specific browser and operating system, and provides the 
appropriate choice.


This plugin allows you to create a bibliography, in-text citations, and footnotes or endnotes from within word processing software. 

Note that Zotero version 5.x automatically installs the plugin for Microsoft Word.

Open Microsoft Word, and click on the Zotero tab to display tools:

Using Google Docs? No plugin required. Click here for Zotero support documentation.

Using LibreOffice? Click here for plugin.

You do not need to register your Zotero account but you may want to do this at a later date as there are a
number of advantages including the ability to sync your citations to the Zotero site, allowing you to 
access them from any computer at any time.

The following videos will take you through the process of importing citations into your Zotero databases, 
manually creating an entry in Zotero, organizing your citations by collection, and using the word processing
integration to format citations in your research paper.

As with most things, Zotero is not perfect. Always check your citations for accuracy. For example, Zotero 
will not correct data or capitalized titles. Be sure to check entry data for each citation before inserting in 
text. Also, please edit citations in Zotero, not in your word processing software.

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