APA (7e ed.) Bronvermelding
Corey, G. (2012). Theory & practice of group counseling (8th ed.). Brooks/Cole, Cengage Learning.
Chicago (17e ed.) Bronvermelding
Corey, Gerald. Theory & Practice of Group Counseling. 8th ed. Belmont, CA: Brooks/Cole, Cengage Learning, 2012.
MLA (9e ed.) Bronvermelding
Corey, Gerald. Theory & Practice of Group Counseling. 8th ed. Brooks/Cole, Cengage Learning, 2012.
Let op: Deze citaties zijn niet altijd 100% accuraat.