For Help with Research and Documentation

• Guidelines for using MLA Style, APA Style, Chicago Style and CBE Style ~ click on "Documenting Sources" :
  http://www.bedfordstmartins.com/smhandbook

• More help in using documentation styles: http://owl.english.purdue.edu/

• Official website: APA: http://www.apa.org/journals/webref.

• Official web site: MLA: http://www.mla.org
  

 
For Guides to English Usage and Other References

• Full text of American Heritage Usage Guide, Columbia Usage Guide, Strunk's Elements of Style, Fowler's The King's English, and others: http://www.bartleby.com/usage
  
  
• Style guide for copy editors: http://www.theslot.com

 
For Interactive Quizzes and Tests on English Grammar and Usage

• "Exercise Central" from St. Martin's Handbook:
  http://www.bedfordstmartins.com/smhandbook

A Variety of Advice for College Writers

• Purdue University Online Writing Lab - handouts, FAQs, other resources:
  http://owl.english.purdue.edu/

• "20 Most Common Errors":
  http://www.bedfordstmartins.com/smhandbook