Hardoy, J. (1992). Environmental problems in third world cities. Earthscan.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHardoy, Jorge. Environmental Problems in Third World Cities. London: Earthscan, 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHardoy, Jorge. Environmental Problems in Third World Cities. Earthscan, 1992.
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