Cita APA (7a ed.)

Friesen, D. D., & Friesen, R. M. (1989). Counseling and marriage. Word Publishing.

Cita Chicago Style (17a ed.)

Friesen, Deloss D., y Ruby M. Friesen. Counseling and Marriage. Dallas: Word Publishing, 1989.

Cita MLA (9a ed.)

Friesen, Deloss D., y Ruby M. Friesen. Counseling and Marriage. Word Publishing, 1989.