Bryson, Bill. Bryson’s Dictionary of Troublesome Words. New York: Broadway Books, 2002.
Clark, Roy Peter. The Glamour of Grammar: A Guide to the Magic and Mystery of Practical English. New York: Little, Brown and Company, 2010.
“Collective Nouns.” YouTube video, 3:44. Posted June 2, 2009. http://www.youtube.com/watch?v=lYqsWJDxOmY.
Fogarty, Mignon. “Generic Singular Pronouns.” Grammar Girl. http://grammar.quickanddirtytips.com/
“Grammar: Subject-Verb Agreement, part A.” YouTube video, 9:40. Posted May 24, 2010. http://www.youtube.com/
Infoplease. “Sentence Agreement: Indefinite Pronouns.” http://www.infoplease.com/cig/grammar-style/
LaRocque, Paula. The Book on Writing: The Ultimate Guide to Writing Well. Oak Park, IL: Marion Street Press, Inc., 2003.
Martin, Steve. “Steve Martin > Quotes > Quotable Quote.” Goodreads. http://www.goodreads.com/quotes/show/107853.
Nordquist, Richard. “Mark Twain on Words and Wordiness, Grammar and Composition: Quotations on Writing From Samuel L. Clemens.” About.com. Grammar & Composition. http://grammar.about.com/od/advicefromthepros/a/twainwordswriting.htm.
———. “The Advantages of Reading Aloud: ‘Keep read, keep writing, and keep listening’.” About.com. Grammar & Composition. http://grammar.about.com/od/improveyourwriting/a/readingaloud.htm.
O’Conner, Patricia T. Words Fail Me: What Everyone Who Writes Should Know About Writing. New York: Harcourt, Brace & Company, 1999.
Safire, William. Terribly Write. http://terriblywrite.wordpress.com/quotations-about-writing-and-editing/.
Simmons, Robin L. “Finding Fragments in a Long Passage.” http://www.chompchomp.com/frag03/frag03.01.htm.