University of Colorado Boulder. Center of the American West, Travis, W. R., Robb, J. J., Limerick, P. N., Wilkinson, C., & Goin, P. (1997). Atlas of the new West: Portrait of a changing region. W.W. Norton & Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUniversity of Colorado Boulder. Center of the American West, William R. Travis, James J. Robb, Patricia Nelson Limerick, Charles Wilkinson, और Peter Goin. Atlas of the New West: Portrait of a Changing Region. New York: W.W. Norton & Company, 1997.
एमएलए (8वां संस्करण) प्रशस्ति पत्रUniversity of Colorado Boulder. Center of the American West, et al. Atlas of the New West: Portrait of a Changing Region. W.W. Norton & Company, 1997.
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