APA (7th ed.) Citation

Hertlein, K. M. (2009). A clinician's guide to systemic sex therapy. Routledge.

Chicago Style (17th ed.) Citation

Hertlein, Katherine M. A Clinician's Guide to Systemic Sex Therapy. New York, NY: Routledge, 2009.

MLA (9th ed.) Citation

Hertlein, Katherine M. A Clinician's Guide to Systemic Sex Therapy. Routledge, 2009.