Citazione Stile APA (7a Edizione)
Corey, G. (1991). Manual for theory and practice of counselling and psychotherapy (4th ed.). Brooks/cole.
Citazione stile Chigago Style (17a edizione)
Corey, Gerald. Manual for Theory and Practice of Counselling and Psychotherapy. 4th ed. California: Brooks/cole, 1991.
Citatione MLA (9a ed.)
Corey, Gerald. Manual for Theory and Practice of Counselling and Psychotherapy. 4th ed. Brooks/cole, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.