Every author should have:

 

·      The Chicago Manual of Style: Latest  Edition.

·      Merriam-Webster’s Collegiate Dictionary: Latest Edition.

·      The Elements of Style, by Strunk and White, any edition.



Other books I and my clients have found useful include:

 

·      Grammatically Correct, by Anne Stilman.

·      The First Five Pages, by Noah Lukeman.

·      The Thinker’s Thesaurus, by Peter E. Meltzer.