• Xavier University Library Citation Style Guides: Xavier University Library has compiled a useful list of links to resources for a variety of style guides, including MLA, APA, Chicago, CSE, Cell Citation Style, Blue Book, and others.
  • MLA Works Cited Tipsheet (side-by-side examples from both 2009 MLA and new 2016 edition)
  • APA Documentation: Here you'll find a list of links to web sites on all aspects of APA style.
  • APA Style.org: Information on citing electronic references in APA style.
  • Duke Libraries Citation Site: Instead of directing you to rules for a particular style guide, this site lists examples of four citation styles (MLA, APA, Chicago Style, and CBE)  for any type of source: book titles, articles, newspapers, web sites, etc.  This is a helpful site for anyone who wants to see the differences among styles.