APA (7th ed.) Citation

Steketee, G., & White, K. (1990). When once is not enough: Help for obsessive compulsives. New Harbinger.

Chicago Style (17th ed.) Citation

Steketee, Gail, and Kerrin White. When Once Is Not Enough: Help for Obsessive Compulsives. Oakland, California: New Harbinger, 1990.

MLA (9th ed.) Citation

Steketee, Gail, and Kerrin White. When Once Is Not Enough: Help for Obsessive Compulsives. New Harbinger, 1990.