APA (7e ed.) Bronvermelding
Nichols, M. P., & Schwartz, R. C. (2001). Family therapy: Concepts and Methods (5th ed.). Allyn and Bacon.
Chicago (17e ed.) Bronvermelding
Nichols, Michael P., en Richard C. Schwartz. Family Therapy: Concepts and Methods. 5th ed. Boston: Allyn and Bacon, 2001.
MLA (9e ed.) Bronvermelding
Nichols, Michael P., en Richard C. Schwartz. Family Therapy: Concepts and Methods. 5th ed. Allyn and Bacon, 2001.
Let op: Deze citaties zijn niet altijd 100% accuraat.