Kerr, C. (1990). Community health and sanitation. Intermediate Technology Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKerr, Charles. Community Health and Sanitation. London: Intermediate Technology Publications, 1990.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKerr, Charles. Community Health and Sanitation. Intermediate Technology Publications, 1990.
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