Pender. Being at Genetic Risk. Penn State University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPender. Being at Genetic Risk. Penn State University Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPender. Being at Genetic Risk. Penn State University Press.
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