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by Earl, Michael J.
New York : Prentice Hall, 1989
New York : Prentice Hall, 1989
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by Fawcett, Ruth
[Ottawa] : Library of Parliament, Research Branch, 1993
[Ottawa] : Library of Parliament, Research Branch, 1993
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7
by Meakin, Stephanie, 1964-
[Ottawa] : Library of Parliament, Research Branch, 1992
[Ottawa] : Library of Parliament, Research Branch, 1992
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8
by Fawcett, Ruth
[Ottawa] : Library of Parliament, Research Branch, 1993
[Ottawa] : Library of Parliament, Research Branch, 1993
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9
by Cope, D.
Ottawa : Environment Canada, 1992
Ottawa : Environment Canada, 1992
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11
by Specht, Stanley V.
[Washington, D.C.?] : U.S. Department of the Interior, Bureau of Land Management, Office of Special Projects, 1981
[Washington, D.C.?] : U.S. Department of the Interior, Bureau of Land Management, Office of Special Projects, 1981
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12
by Walch, Leonard A.
Denver, Colo. : Springfield, Va. : Applied Sciences Branch, Division of Research, Engineering and Research Center, U.S. Dept. of the Interior, Water and Resources Service ; Available from the National Technical Information Service, 1980
Denver, Colo. : Springfield, Va. : Applied Sciences Branch, Division of Research, Engineering and Research Center, U.S. Dept. of the Interior, Water and Resources Service ; Available from the National Technical Information Service, 1980
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13
by Vajk, J. Peter, 1942-
Washington : Springfield, Va. : U.S. Dept. of Energy, Office of Energy Research, Satellite Power System Project Office ; Available from National Technical Information Service, 1978
Washington : Springfield, Va. : U.S. Dept. of Energy, Office of Energy Research, Satellite Power System Project Office ; Available from National Technical Information Service, 1978
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15
by Skiles, J. W.
Moffett Field, Calif. : [Springfield, Va.] : National Aeronautics and Space Administration, Ames Research Center ; [National Technical Information Service, distributor], 1993
Moffett Field, Calif. : [Springfield, Va.] : National Aeronautics and Space Administration, Ames Research Center ; [National Technical Information Service, distributor], 1993
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16
by Seddon, John
Washington, DC : U.S. G.P.O., 1983
Washington, DC : U.S. G.P.O., 1983
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by Breton, Theodore R.
Washington, DC : Cincinnati, OH : U.S. Environmental Protection Agency, Office of Exploratory Research ; Center for Environmental Research Information [distributor], 1984
Washington, DC : Cincinnati, OH : U.S. Environmental Protection Agency, Office of Exploratory Research ; Center for Environmental Research Information [distributor], 1984
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