APA-ийн эшлэл(7 дахь хэвлэлт)

Corey, G. (1990). Theory and practice of group counselling (3rd ed.). Brooks/Cole Publishing.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Corey, Gerald. Theory and Practice of Group Counselling. 3rd ed. California.: Brooks/Cole Publishing, 1990.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Corey, Gerald. Theory and Practice of Group Counselling. 3rd ed. Brooks/Cole Publishing, 1990.