Cita APA (7a ed.)

Carl, D. (1990). Counseling same-sex couples (1. ed.). Norton.

Cita Chicago Style (17a ed.)

Carl, Douglas. Counseling Same-sex Couples. 1. ed. New York [u.a.]: Norton, 1990.

Cita MLA (8a ed.)

Carl, Douglas. Counseling Same-sex Couples. 1. ed. Norton, 1990.