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Washington, D.C. : U.S. G.P.O. ; Denver, CO : U.S. Geological Survey, Book and Open-File Report Sales [distributor], 1993.
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2.
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Washington : U.S. Govt. Print. Off., 1974.
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3.
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Washington, U.S. Govt. Print. Off., 1973.
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4.
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Washington, D.C. : U.S. Geological Survey, 1986.
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5.
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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, 1990.
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6.
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[Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : For sale by Book and Open-File Report Sales, 1994.
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7.
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Washington : U.S. G.P.O., 1982.
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8.
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Washington, U.S. Govt. Print. Off., 1972.
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