APA (7th ed.) Citation

Aslett, D., & Betty, R. L. (1988). Pet clean-up made easy (First edition.). Writer's Digest Books.

Chicago Style (17th ed.) Citation

Aslett, Don, and Robert L. Betty. Pet Clean-up Made Easy. First edition. Cincinnati, Ohio: Writer's Digest Books, 1988.

MLA (9th ed.) Citation

Aslett, Don, and Robert L. Betty. Pet Clean-up Made Easy. First edition. Writer's Digest Books, 1988.