Warbasse, J. P. (1947). Co-operative democracy through voluntary association of the people as consumers (5th ed.). Harper & Brothers Publishers.
Citazione stile Chigago Style (17a edizione)Warbasse, James Peter. Co-operative Democracy Through Voluntary Association of the People as Consumers. 5th ed. New York: Harper & Brothers Publishers, 1947.
Citatione MLA (9a ed.)Warbasse, James Peter. Co-operative Democracy Through Voluntary Association of the People as Consumers. 5th ed. Harper & Brothers Publishers, 1947.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.