APA (7th ed.) Citation
Corey, G. (1989). Manual for theory and practice of counselling and psychotherapy (2nd ed.). Brooks/cole.
Chicago Style (17th ed.) Citation
Corey, Gerald. Manual for Theory and Practice of Counselling and Psychotherapy. 2nd ed. California: Brooks/cole, 1989.
MLA (9th ed.) Citation
Corey, Gerald. Manual for Theory and Practice of Counselling and Psychotherapy. 2nd ed. Brooks/cole, 1989.
Warning: These citations may not always be 100% accurate.