Citazione Stile APA (7a Edizione)
Corey, G. (2013). Theory and practice of counseling and psychotherapy (9th ed.). Brooks/Cole / Cengage Learning.
Citazione stile Chigago Style (17a edizione)
Corey, Gerald. Theory and Practice of Counseling and Psychotherapy. 9th ed. Belmont, CA: Brooks/Cole / Cengage Learning, 2013.
Citatione MLA (9a ed.)
Corey, Gerald. Theory and Practice of Counseling and Psychotherapy. 9th ed. Brooks/Cole / Cengage Learning, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.