APA Style

Kaplan, H, S. (1979). The new sex therapy. v. 2, Disorders of sexual desire and other new concepts and techniques in sex therapy / by Helen Singer Kaplan. . New York: Brunner/Mazel, cop.

MLA Style

Kaplan, Helen, S.. "The new sex therapy. v. 2, Disorders of sexual desire and other new concepts and techniques in sex therapy / by Helen Singer Kaplan.". New York: Brunner/Mazel, cop, 1979. Text.