Wammack Weber. Adjusting the Lens. University of Pittsburgh Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWammack Weber. Adjusting the Lens. University of Pittsburgh Press.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWammack Weber. Adjusting the Lens. University of Pittsburgh Press.
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