Potter, D. (1976). Discussion in small groups: A guide to effective practice (3rd ed.). Wadsworth.
芝加哥风格引文Potter, David. Discussion in Small Groups: A Guide to Effective Practice. 3rd ed. California: Wadsworth, 1976.
MLA引文Potter, David. Discussion in Small Groups: A Guide to Effective Practice. 3rd ed. Wadsworth, 1976.
警告：这些引文格式不一定是100％准确.