Arking, R. (2006). The biology of aging: Observations and principles (3rd ed.). Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रArking, Robert. The Biology of Aging: Observations and Principles. 3rd ed. Oxford ; New York: Oxford University Press, 2006.
एमएलए (9वां संस्करण) प्रशस्ति पत्रArking, Robert. The Biology of Aging: Observations and Principles. 3rd ed. Oxford University Press, 2006.
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