Durning, A. T. (1992). How much is enoughn: The consumer society and the future of the earth. Norton.
Citazione stile Chigago Style (17a edizione)Durning, Alan Thein. How Much Is Enoughn: The Consumer Society and the Future of the Earth. New York: Norton, 1992.
Citatione MLA (9a ed.)Durning, Alan Thein. How Much Is Enoughn: The Consumer Society and the Future of the Earth. Norton, 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.