1.  UM Libraries, Citation Systems and Style Manuals:  http://www.lib.umd.edu/guides/style_manuals.html

2.  UM Libraries, Integrating and Citing Sources (Avoiding Plagiarism): http://www.lib.umd.edu/UES/plag_stud_sources.html

3.  Purdue OWL, ESL Instructors and Students: http://owl.english.purdue.edu/owl/resource/678/01/ (Click on Research and Citation in the Navigation bar)

4.  Purdue OWL, Avoiding Plagiarism: http://owl.english.purdue.edu/owl/resource/589/01/