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Dordrecht ; New York : Springer, [2014] ©2014
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2.
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New York : Nova Science Publishers, Inc., c2011.
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3.
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Washington, DC : U.S. G.P.O. ; Denver, CO : For sale by USGS Map Distribution, [1994]
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4.
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Washington, D.C. : U.S. G.P.O. ; Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1991.
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5.
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Washington : U.S. G.P.O. ; Alexandria, VA : For sale by the Branch of Distribution, U.S. Geological Survey, 1985.
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6.
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Washington : U.S. G.P.O. ; Denver, CO : For sale by USGS Map Distribution, 1993.
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7.
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Washington : U.S. G.P.O. : Denver, CO : For sale by the Books and Open-File Report Sales, U.S. Geological Survey, 1992.
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8.
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[Washington, D.C.] : U.S. G.P.O. ; Denver, CO : For sale by Book and Open-File Report Sales, U.S. Geological Survey Federal Center, 1992.
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