Cita APA (7a ed.)

Penner, J., & Penner, C. (1990). Counseling for sexual disorders. Word publishing.

Cita Chicago Style (17a ed.)

Penner, Joyce, y Clifford Penner. Counseling for Sexual Disorders. Dallas [etc.]: Word publishing, 1990.

Cita MLA (9a ed.)

Penner, Joyce, y Clifford Penner. Counseling for Sexual Disorders. Word publishing, 1990.