A surprising number of real authors and even editors need to brush up on commas, apostrophes and quotation marks in fiction writing. Here are some very short but powerful guidelines:
1. Strunk and White, chap. II:
http://www.bartleby.com/141/strunk.html
2. My speech tutorial:
http://docs.google.com/Doc?docid=dgj...w35zvc2&hl=en_
3. When punctuation comes inside/outside quotations:
http://leo.stcloudstate.edu/research/puncquotes.html
4. Commas vs. Semicolons (thanks to Dragon's Muse)
http://owl.english.purdue.edu/handou...commacomp.html