APA (7th ed.) Citation

Delton, J. (1985). The 29 most common mistakes and how to avoid them. Writer's Digest.

Chicago Style (17th ed.) Citation

Delton, Judy. The 29 Most Common Mistakes and How to Avoid Them. Cincinnati, Ohio: Writer's Digest, 1985.

MLA (9th ed.) Citation

Delton, Judy. The 29 Most Common Mistakes and How to Avoid Them. Writer's Digest, 1985.