Soulard, Christopher E. 20. Central Basin and Range Ecoregion(PDF). Sleeter, Benjamin M.; Wilson, Tamara S.; Acevedo, William (编). Status and Trends of Land Change in the Western United States—1973 to 2000. U.S. Geological Survey. 2012 [2017-05-22]. Professional Paper 1794–A. (原始内容存档(PDF)于2017-05-05).
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Soulard, Christopher E. 20. Central Basin and Range Ecoregion(PDF). Sleeter, Benjamin M.; Wilson, Tamara S.; Acevedo, William (编). Status and Trends of Land Change in the Western United States—1973 to 2000. U.S. Geological Survey. 2012 [2017-05-22]. Professional Paper 1794–A. (原始内容存档(PDF)于2017-05-05).