Cita APA (7a ed.)

Duck, S. (1995). Confronting relationship challenges. Understanding relationship processes series.

Cita Chicago Style (17a ed.)

Duck, Steve. "Confronting Relationship Challenges." Understanding Relationship Processes Series 1995.

Cita MLA (9a ed.)

Duck, Steve. "Confronting Relationship Challenges." Understanding Relationship Processes Series, 1995.