APA (7e ed.) Bronvermelding
Corey, G. (2013). Theory and practice of counseling and psychotherapy (9th ed.). Brooks/Cole / Cengage Learning.
Chicago (17e ed.) Bronvermelding
Corey, Gerald. Theory and Practice of Counseling and Psychotherapy. 9th ed. Belmont, CA: Brooks/Cole / Cengage Learning, 2013.
MLA (9e ed.) Bronvermelding
Corey, Gerald. Theory and Practice of Counseling and Psychotherapy. 9th ed. Brooks/Cole / Cengage Learning, 2013.
Let op: Deze citaties zijn niet altijd 100% accuraat.