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1.
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Westport, Conn. : Praeger, 2000.
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2.
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Denver, CO : U.S. Geological Survey, Information Services : Washington, DC ; For sale by the U.S. G.P.O., Supt. of Docs., [1997]
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3.
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Washington : U.S. G.P.O. : For sale by the Supt. of Docs., Congressional Sales Office, U.S. G.P.O., 1988.
Y 4.EN 2/3: 100-96 |
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4.
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San Diego, CA : Greenhaven Press, c1994.
CMC TD195.44 .A53 1994 |
Map It |
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5.
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Carbondale : Southern Illinois University Press, c1985.
TD196.A25 A283 1985 |
Map It |
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6.
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Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., [Congressional Sales Office], 2001.
TD196.A25 U53 2001 |
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7.
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Cambridge, UK ; New York, NY : Cambridge University Press, 2000.
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8.
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Denver, Colo. : U.S. Geological Survey ; Denver, CO : Branch of Information Services [distributor], 1997.
I 19.76: 97-112 |
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9.
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Troy, N.Y. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : Branch of Information Services [distributor], 1996.
I 19.76: 96-221 |
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10.
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San Diego, CA : Lucent Books, c1992.
CMC TD195.44 .S74 1992 |
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