Mineral economics; a text book for university students,
Sinha, Rohini Kant, 1929-
Mineral economics; a text book for university students, by R. K. Sinha & N. L. Sharma. - 4th - New Delhi, Oxford & IBH Pub. Co. [1970] - xvi, 317 p. illus., maps. 23 cm.
Bibliography: p. [301]-308.
9788120403314
Mines and mineral resources.
Mineral industries--Study and teaching.
338.276 / SIN
Mineral economics; a text book for university students, by R. K. Sinha & N. L. Sharma. - 4th - New Delhi, Oxford & IBH Pub. Co. [1970] - xvi, 317 p. illus., maps. 23 cm.
Bibliography: p. [301]-308.
9788120403314
Mines and mineral resources.
Mineral industries--Study and teaching.
338.276 / SIN