Frederiksen, H. (1992). Water resources institutions: Some principles and practices. World Bank.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFrederiksen, Harald. Water Resources Institutions: Some Principles and Practices. Washington, D.C: World Bank, 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFrederiksen, Harald. Water Resources Institutions: Some Principles and Practices. World Bank, 1992.
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