ebrary, Inc, O'Brien, G., & Rosenbloom, L. (2009). Developmental disability and ageing. Mac Keith Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रebrary, Inc, Gregory O'Brien, और Lewis Rosenbloom. Developmental Disability and Ageing. London: Mac Keith Press, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रebrary, Inc, et al. Developmental Disability and Ageing. Mac Keith Press, 2009.
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