Powell, J. W., Gilbert, G. K., Dutton, C. E., Thompson, A. H., & Drummond, W. (1879). Report on the lands of the arid region of the United States: With a more detailed account of the lands of Utah : with maps (2d ed.). Government Printing Office.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPowell, John Wesley, Grove Karl Gilbert, Clarence E. Dutton, A. H. Thompson, और Willis Drummond. Report on the Lands of the Arid Region of the United States: With a More Detailed Account of the Lands of Utah : With Maps. 2d ed. Washington: Government Printing Office, 1879.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPowell, John Wesley, et al. Report on the Lands of the Arid Region of the United States: With a More Detailed Account of the Lands of Utah : With Maps. 2d ed. Government Printing Office, 1879.
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