Small-scale mining in the developing countries.

出版社:New York, United Nations, 1972.
出版年:1972
作者:United Nations.
资源类型:图书
细分类型:西文文献
相关推荐

Small-scale mining,rural subsistence and poverty in West Africa : experiences from the small-scale m

  • 作者:edited by Gavin M. Hilson
  • ISBN:978185339629X
  • 出版社:Intermediate Technology Publications Lid, c2006.
  • 出版年:2006

Small-scale steelmaking:

  • 作者:edited by R.D. Walker
  • ISBN:0853341818
  • 出版社:London ; New York : Applied Science Publishers, 1983.
  • 出版年:1983

Mineral processing in developing countries.

  • 作者:Radetzki,Marian.
  • ISBN:$7.00
  • 出版社:New York : United Nations, 1980.
  • 出版年:1980

Mineral processing in developing countries.

  • 作者:Radetzki,Marian.
  • 出版社:New York : United Nations, 1980.
  • 出版年:1980

Food policies in developing countries.

  • 出版社:Washington: United States Department of Agriculture, c1983.
  • 出版年:1983

Small-scale energy harvesting

  • 作者:Lallart,Mickael.
  • ISBN:9789535108269
  • 出版社:Rijeka : InTech, c2012.
  • 出版年:2012