Corey, G. (1991). Manual for theory and practice of counselling and psychotherapy (4th ed.). Brooks/cole.
Citace podle Chicago (17th ed.)Corey, Gerald. Manual for Theory and Practice of Counselling and Psychotherapy. 4th ed. California: Brooks/cole, 1991.
Citace podle MLA (9th ed.)Corey, Gerald. Manual for Theory and Practice of Counselling and Psychotherapy. 4th ed. Brooks/cole, 1991.
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