Mechanics / Punctuation
Consult section P of Diana Hacker and Nancy Sommers', A Writer's Reference for specific information about mechanics.
Spelling
The hyphen
Capitalization
Abbreviations
Numbers
Italics/Underlining
On line:
Straus, Jane. The Blue Book of Grammar and Punctuation. grammarbook.com 2015. Web. 15 Jan. 2016.
"Brief overview of punctuation." Online Writing Lab at Purdue. http://owl.english.purdue.edu/owl/resource/566/01/