Wynkoop. Dissent in the Heartland, Revised and Expanded Edition. Indiana University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWynkoop. Dissent in the Heartland, Revised and Expanded Edition. Indiana University Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWynkoop. Dissent in the Heartland, Revised and Expanded Edition. Indiana University Press.
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