Não informado. (1971). Ecology of Food and Nutrition. Gordon and Breach.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Ecology of Food and Nutrition. New York: Gordon and Breach, 1971.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Ecology of Food and Nutrition. Gordon and Breach, 1971.
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