Παραπομπή APA

Corey, G. (2017). Theory and practice of counseling and psychotherapy (10th edition.). Boston, MA: Cengage.

Παραπομπή Chicago Style

Corey, Gerald. Theory and Practice of Counseling and Psychotherapy. 10th edition. Boston, MA: Cengage, 2017.

Παραπομπή MLA

Corey, Gerald. Theory and Practice of Counseling and Psychotherapy. 10th edition. Boston, MA: Cengage, 2017.

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