Não informado. (1971). Human settlements. Centre for Housing, Building and Planning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Human Settlements. New York: Centre for Housing, Building and Planning, 1971.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Human Settlements. Centre for Housing, Building and Planning, 1971.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.