EndNote

EndNote is a piece of software that helps store and format bibliographic information. EndNote allows a user to keep notes, store references and change formatting styles with the click of a button.

Get EndNote

The Writing Center Guide

Northwestern's EndNote LibGuide

Zotero

Zotero is a free online/downloadable citation tool that helps store and format bibliographic information. Zotero allows you to easily save citations that you find online, share you citations with others, and create bibliographies.

Get Zotero 

The Writing Center Guide

Northwestern's Zotero LibGuide

Comparison

For a quick comparison of the two options, see this guide.

EndNote vs. Zotero