World Health Organization & International Water Association Environmental Protection Agency. (2012). Animal waste, water quality and human health. World Health Organization.
Citazione stile Chigago Style (17a edizione)World Health Organization e International Water Association Environmental Protection Agency. Animal Waste, Water Quality and Human Health. London: World Health Organization, 2012.
Citatione MLA (8a ed.)World Health Organization e International Water Association Environmental Protection Agency. Animal Waste, Water Quality and Human Health. World Health Organization, 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.