Corey, G. (1990). Theory and practice of counselling and psychotherapy (3rd ed.). Brooks/cole.
Chicago-čujuhus (17. p.)Corey, Gerald. Theory and Practice of Counselling and Psychotherapy. 3rd ed. California: Brooks/cole, 1990.
MLA-čujuhus (9. p.)Corey, Gerald. Theory and Practice of Counselling and Psychotherapy. 3rd ed. Brooks/cole, 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.