Zotero [zoh-TAIR-oh] is a free tool to help collect, organize, and cite research sources. With the click of a mouse, save citations and documents from websites, library catalogs, and research databases. Use Zotero to store citations and format bibliographies in MLA, APA, and Chicago citation styles!
An additional tool, ZoteroBib, can quickly create an individual citation by pasting in a URL, DOI, PMID, ISBN and title.
How to install Zotero from Jason Puckett at Georgia State University Library