MLA Citation Style is most frequently used in the humanities (literature, languages, art). The MLA Handbook was first published by the Modern Language Association in 1951.
MLA style uses Parenthetical In-Text Citations throughout your paper, with authors and page numbers. There is also a Works Cited page at the end of the paper with full citations.
If you prefer to use a different citation manager, you might want to try Zotero, which is a free, simple plug-in (for Firefox) or a standalone program (with browser extensions to Google Chrome and Safari) that collects, stores and organizes references for books, journal articles, websites and other materials that you've collected and then automatically converts those references into a properly formatted bibliography. It is fairly easy to use, reliable, and well-documented. Zotero can:
Alongside tracking literature citations, Zotero stores downloaded or links to Acrobat pdf files or any other types of files on your computer.