Keire. For Business and Pleasure. Johns Hopkins University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKeire. For Business and Pleasure. Johns Hopkins University Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKeire. For Business and Pleasure. Johns Hopkins University Press.
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