APA (7e ed.) Bronvermelding
Corey, G. (1986). Theory and practice of counselling and psychotherapy (3rd ed.). Brooks / Cole.
Chicago (17e ed.) Bronvermelding
Corey, Gerald. Theory and Practice of Counselling and Psychotherapy. 3rd ed. California: Brooks / Cole, 1986.
MLA (9e ed.) Bronvermelding
Corey, Gerald. Theory and Practice of Counselling and Psychotherapy. 3rd ed. Brooks / Cole, 1986.
Let op: Deze citaties zijn niet altijd 100% accuraat.