Fiala Nathan & Institute for Mathematical Behavioral Sciences, U. o. C. Economic and environmental impact of meat consumption.
Chicago-referens (17:e uppl.)Fiala Nathan och University of California Institute for Mathematical Behavioral Sciences. Economic and Environmental Impact of Meat Consumption.
MLA-referens (9:e uppl.)Fiala Nathan och University of California Institute for Mathematical Behavioral Sciences. Economic and Environmental Impact of Meat Consumption.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.