APA (7e ed.) Bronvermelding
Corey, G., & Corey, M. S. (1987). Groups: Process and practice (3rd ed.). Brooks/Cole Pub. Co..
Chicago (17e ed.) Bronvermelding
Corey, Gerald, en Marianne Schneider Corey. Groups: Process and Practice. 3rd ed. Monterey, Calif.: Brooks/Cole Pub. Co., 1987.
MLA (9e ed.) Bronvermelding
Corey, Gerald, en Marianne Schneider Corey. Groups: Process and Practice. 3rd ed. Brooks/Cole Pub. Co., 1987.
Let op: Deze citaties zijn niet altijd 100% accuraat.