DHV Consulting Engineers & United Nations. Economic and Social Commission for Asia and the Pacific. (1979). Guidelines for rural centre planning. United Nations.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDHV Consulting Engineers और United Nations. Economic and Social Commission for Asia and the Pacific. Guidelines for Rural Centre Planning. New York: United Nations, 1979.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDHV Consulting Engineers और United Nations. Economic and Social Commission for Asia and the Pacific. Guidelines for Rural Centre Planning. United Nations, 1979.
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