APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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

Warning: These citations may not always be 100% accurate.