Sinha, R. K. , 1929-
Mineral Economics : Revised And Epdated / by R. K. Sinha, N. L. Sharma - 3rd.ed. - New Delhi : Oxford & IBH Pub. Co., 1980 - ix, 407 pages .: table, illustrations .; 21 cm
Includes bibliographical references and indexs
Mines and mineral resources
Mineral industries
553 / SIN 1980
Mineral Economics : Revised And Epdated / by R. K. Sinha, N. L. Sharma - 3rd.ed. - New Delhi : Oxford & IBH Pub. Co., 1980 - ix, 407 pages .: table, illustrations .; 21 cm
Includes bibliographical references and indexs
Mines and mineral resources
Mineral industries
553 / SIN 1980