Kaufman. Skull in the Ashes. University of Iowa Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKaufman. Skull in the Ashes. University of Iowa Press.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKaufman. Skull in the Ashes. University of Iowa Press.
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