Wheat, C. I. (1957). Mapping the transmississippi West, 1540-1861. Institute of Historical Cartography.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWheat, Carl I. Mapping the Transmississippi West, 1540-1861. San Francisco: Institute of Historical Cartography, 1957.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWheat, Carl I. Mapping the Transmississippi West, 1540-1861. Institute of Historical Cartography, 1957.
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