Practical manual of exploration and prospecting
Babu, S. K and Sinha, D. K
Practical manual of exploration and prospecting Babu, S. K and Sinha, D. K - New Delhi CBS 1988
622.15 / BAB.P
Practical manual of exploration and prospecting Babu, S. K and Sinha, D. K - New Delhi CBS 1988
622.15 / BAB.P