SUGGESTED REFERENCES (some of my favorite websites):
GMU / Web Editing / Punctuation
GENERAL
http://www.m-w.com/dictionary.htm
http://www.m-w.com/thesaurus.htm
http://www.cc.columbia.edu/acis/bartleby/strunk
http://ocean.st.usm.edu/~ddavies/aptip.html
http://www.uaa.alaska.edu/jpc/copy.html
http://lcweb2.loc.gov/resdev/ess/booksquery2a.html
http://www.tstimpreso.com/hotsheet
http://www.nytimes.com/library/tech/reference/cynavi.html
http://www.journalismnet.com
http://www.cio.com/central/journalism.html
http://www.lib.berkeley.edu
GEORGE MASON UNIVERSITY
http://www.gmu.edu
http://media.gmu.edu/
http://www.gmu.edu/departments/ucis/help_center.html
http://www.gmu.edu/news/broadside/
http://www.gmu.edu/departments/comm/