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অনুযায়ী Henry, Christopher D.
[Reston, Va.?] : U.S. Geological Survey, 1984
“...University of Texas at Austin. Bureau of Economic Geology...”[Reston, Va.?] : U.S. Geological Survey, 1984
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সরকারি নথিপত্র
মানচিত্র
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অনুযায়ী Senger, Rainer K.
Austin, Tex. : Bureau of Economic Geology, University of Texas at Austin, 1987
“...University of Texas at Austin. Bureau of Economic Geology...”Austin, Tex. : Bureau of Economic Geology, University of Texas at Austin, 1987
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সরকারি নথিপত্র
গ্রন্থ
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অনুযায়ী Smith, Gary E.
Austin, Tex. : Bureau of Economic Geology, the University of Texas at Austin, 1982
“...University of Texas at Austin. Bureau of Economic Geology...”Austin, Tex. : Bureau of Economic Geology, the University of Texas at Austin, 1982
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সরকারি নথিপত্র
গ্রন্থ
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অনুযায়ী Ruppel, Stephen C.
Austin, Tex. : Bureau of Economic Geology, University of Texas at Austin, 1988
“...University of Texas at Austin. Bureau of Economic Geology...”Austin, Tex. : Bureau of Economic Geology, University of Texas at Austin, 1988
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সরকারি নথিপত্র
গ্রন্থ
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অনুযায়ী Morton, Robert A.
Austin, Tex. : Bureau of Economic Geology, University of Texas at Austin, 1989
“...University of Texas at Austin. Bureau of Economic Geology...”Austin, Tex. : Bureau of Economic Geology, University of Texas at Austin, 1989
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সরকারি নথিপত্র
গ্রন্থ
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অনুযায়ী Woodruff, C. M.
Washington, D.C. : U.S. Dept. of Energy, 1979
“...University of Texas at Austin. Bureau of Economic Geology...”Washington, D.C. : U.S. Dept. of Energy, 1979
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গ্রন্থ
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অনুযায়ী Ferguson, W. Keene (Walter Keene)
Austin, Tex. : Bureau of Economic Geology, the University Texas at Austin, 1981
“...University of Texas at Austin. Bureau of Economic Geology...”Austin, Tex. : Bureau of Economic Geology, the University Texas at Austin, 1981
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গ্রন্থ