APA-ийн эшлэл(7 дахь хэвлэлт)

Potter, D. (1976). Discussion in small groups: A guide to effective practice (3rd ed.). Wadsworth.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Potter, David. Discussion in Small Groups: A Guide to Effective Practice. 3rd ed. California: Wadsworth, 1976.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Potter, David. Discussion in Small Groups: A Guide to Effective Practice. 3rd ed. Wadsworth, 1976.