R. Gocht, Werner
International Mineral Economics Mineral Exploration, Mine Valuation, Mineral Markets, International Mineral Policies W.R. Gocht - 1st ed - Germany Springer Verlag Berlin Heidelberg 1988 - xi, 271p. ill. 24cm
Includes Index
3540187499
Extraction of Mineral
International Mineral Economics Mineral Exploration, Mine Valuation, Mineral Markets, International Mineral Policies W.R. Gocht - 1st ed - Germany Springer Verlag Berlin Heidelberg 1988 - xi, 271p. ill. 24cm
Includes Index
3540187499
Extraction of Mineral