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検索結果 7 件

Metallic mineral exploration : an economic analysis / Roderick G. Eggert.

Metallic mineral exploration : an economic analysis / Roderick G. Eggert.
紙図書
Resources for the Futurec1987.<DL1-A1>
国立国会図書館
  • 著者標目Eggert, Roderick G.

International mineral economics : mineral exploration, mine valuation, mineral markets, international mineral policies / W.R. Gocht, H. Zantop, R.G. Eggert.

International mineral economics : mineral exploration, mine valuation, mineral markets, international mineral policies / W.R. Gocht, H. Zantop, R.G. Eggert.
紙図書
Springer-Verlagc1988.<DL1-A3>
国立国会図書館
  • 著者標目Gocht, Werner. Zantop, H. (Half) , 1938- Eggert, Roderick G.

World mineral exploration : trends and economic issues / John E. Tilton, Roderick G. Eggert, and Hans H. Landsberg, editors.

World mineral exploration : trends and economic issues / John E. Tilton, Roderick G. Eggert, and Hans H. Landsberg, editors.
紙図書
Resources for the Futurec1988.<DL3-A15>
国立国会図書館
  • 著者標目Tilton, John E Eggert, Roderick G. Landsberg, Hans H Resources f...

Mining and the environment : international perspectives on public policy

Mining and the environment : international perspectives on public policy
紙図書
edited by Roderick G. EggertResources for the Futurec1994
全国の図書館
  • 著者標目Eggert, Roderick G.

Metallic mineral exploration : an economic analysis

Metallic mineral exploration : an economic analysis
紙図書
Roderick G. EggertResources for the Futurec1987
全国の図書館
  • 著者標目Eggert, Roderick G.

International mineral economics : mineral exploration, mine valuation, mineral markets, international mineral policies : gw : us

International mineral economics : mineral exploration, mine valuation, mineral markets, international mineral policies : gw : us
紙図書
W.R. Gocht, H. Zantop, R.G. EggertSpringer-Verlagc1988
全国の図書館
  • 著者標目Gocht, Werner R. Zantop, H. (Half) Eggert, Roderick G.

World mineral exploration : trends and economic issues

World mineral exploration : trends and economic issues
紙図書
John E. Tilton, Roderick G. Eggert, and Hans H. Landsberg, editorsResources for the Futurec1988
全国の図書館
  • 著者標目Tilton, John E. Eggert, Roderick G. Landsberg, Hans H. Resources ...

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