Walrond, G. W.
Options for developing countries in mining development / Grantley W. Walrond and Raj Kumar. - New York : St. Martin's Press, 1986. - xv, 190 p. : ill. ; 22 cm.
0312586922
Mineral industries--Developing countries.
333.79 / 15 / 091724
Options for developing countries in mining development / Grantley W. Walrond and Raj Kumar. - New York : St. Martin's Press, 1986. - xv, 190 p. : ill. ; 22 cm.
0312586922
Mineral industries--Developing countries.
333.79 / 15 / 091724