World health Organization UNICEF. (2000). Global water supply and sanitation assessment 2000 report. World HealthOrganization.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorld health Organization UNICEF. Global Water Supply and Sanitation Assessment 2000 Report. United States of America: World HealthOrganization, 2000.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWorld health Organization UNICEF. Global Water Supply and Sanitation Assessment 2000 Report. World HealthOrganization, 2000.
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