Corey, G. (2012). Student Manual for Theory and Practice of Counseling and Psychotherapy. Brooks/Cole Cengage Learning.
Chicago-Zitierstil (17. Ausg.)Corey, Gerald. Student Manual for Theory and Practice of Counseling and Psychotherapy. Brooks/Cole Cengage Learning, 2012.
MLA-Zitierstil (8. Ausg.)Corey, Gerald. Student Manual for Theory and Practice of Counseling and Psychotherapy. Brooks/Cole Cengage Learning, 2012.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.