Iverson, P. (1994). When Indians became cowboys: Native peoples and cattle ranching in the American West. University of Oklahoma Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIverson, Peter. When Indians Became Cowboys: Native Peoples and Cattle Ranching in the American West. Norman: University of Oklahoma Press, 1994.
एमएलए (8वां संस्करण) प्रशस्ति पत्रIverson, Peter. When Indians Became Cowboys: Native Peoples and Cattle Ranching in the American West. University of Oklahoma Press, 1994.
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