APA (7 वां संस्करण) प्रशस्ति पत्र
Ottaway, S. R. (2004). The decline of life: Old age in eighteenth-century England. Cambridge University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Ottaway, Susannah R. The Decline of Life: Old Age in Eighteenth-century England. Cambridge, UK: Cambridge University Press, 2004.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Ottaway, Susannah R. The Decline of Life: Old Age in Eighteenth-century England. Cambridge University Press, 2004.
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