APA (7e ed.) Bronvermelding

Corey, G. (1996). Theory and practice of counselling and psychotherapy (5th.ed.). Brooks/Cole.

Chicago (17e ed.) Bronvermelding

Corey, Gerald. Theory and Practice of Counselling and Psychotherapy. 5th.ed. Pacific Grove: Brooks/Cole, 1996.

MLA (9e ed.) Bronvermelding

Corey, Gerald. Theory and Practice of Counselling and Psychotherapy. 5th.ed. Brooks/Cole, 1996.