1.
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[Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey], 1999.
I 19.76: 99-379 |
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2.
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[Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : For sale by the Books and Open-File Reports Section, 1990.
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3.
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Washington : U.S. G.P.O. ; Alexandria, VA : For sale by Distribution Branch, U.S. Geological Survey, 1984.
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4.
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Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 1982.
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5.
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[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, [1996]
I 19.76: 96-23 |
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6.
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Washington : U.S. G.P.O. ; Denver, CO : For sale by Information Services, 1995.
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7.
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Bloomington : State of Indiana, Dept. of Natural Resources, Geological Survey, 1974.
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8.
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[Reston, Va.] : U.S. Geological Survey ; Alexandria, VA : For sale by the Distribution Branch, U.S. Geological Survey, 1985.
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9.
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Washington : U.S. G.P.O. ; Denver, CO : For sale by the Book and Open-File Reports Section, U.S. Geological Survey, 1986.
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10.
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Chicago : University of Chicago Press, c1985.
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