Beazley, M. (1993). Caring for the earth: A strategy for survival. Reed International Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBeazley, Mitchell. Caring for the Earth: A Strategy for Survival. London: Reed International Books, 1993.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBeazley, Mitchell. Caring for the Earth: A Strategy for Survival. Reed International Books, 1993.
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