APA (7th ed.) Citation

Delton, J. (1985). The Twenty-nine most common writing mistakes: And how to avoid them. Writer's Digest Books.

Chicago Style (17th ed.) Citation

Delton, Judy. The Twenty-nine Most Common Writing Mistakes: And How to Avoid Them. Ohio: Writer's Digest Books, 1985.

MLA (9th ed.) Citation

Delton, Judy. The Twenty-nine Most Common Writing Mistakes: And How to Avoid Them. Writer's Digest Books, 1985.