Potter, D. (1976). Discussion in small groups: A guide to effective practice (3rd ed.). Wadsworth.
Citazione stile Chigago Style (17a edizione)Potter, David. Discussion in Small Groups: A Guide to Effective Practice. 3rd ed. California: Wadsworth, 1976.
Citatione MLA (9a ed.)Potter, David. Discussion in Small Groups: A Guide to Effective Practice. 3rd ed. Wadsworth, 1976.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.