Sinha, R.K. Sharma, N.L.
Mineral economics - 4th ed. - New Delhi Oxford & IBH 1988 - xvi, 394p. : ill, photos., tables
8120403312
MINERAL INDUSTRY AND RESOURCES-Economics
MINERALS
622.003 / S5
Mineral economics - 4th ed. - New Delhi Oxford & IBH 1988 - xvi, 394p. : ill, photos., tables
8120403312
MINERAL INDUSTRY AND RESOURCES-Economics
MINERALS
622.003 / S5