APA (7th ed.) Citation

Chapman, G. (1995). The five love languages: How to express heartfelt commitment to your mate. Northfield Publishing.

Chicago Style (17th ed.) Citation

Chapman, Gary. The Five Love Languages: How to Express Heartfelt Commitment to Your Mate. Chicago, IL: Northfield Publishing, 1995.

MLA (9th ed.) Citation

Chapman, Gary. The Five Love Languages: How to Express Heartfelt Commitment to Your Mate. Northfield Publishing, 1995.