World Health Organization & International Water Association Environmental Protection Agency. (2012). Animal waste, water quality and human health. World Health Organization.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorld Health Organization और International Water Association Environmental Protection Agency. Animal Waste, Water Quality and Human Health. London: World Health Organization, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWorld Health Organization और International Water Association Environmental Protection Agency. Animal Waste, Water Quality and Human Health. World Health Organization, 2012.
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