Practical manual of exploration and prospecting (D.409)
Babu, S. K and Sinha, D. K
Practical manual of exploration and prospecting (D.409) Babu, S. K and Sinha, D. K - New Delhi CBS 1987
548.9 / BAB.P
Practical manual of exploration and prospecting (D.409) Babu, S. K and Sinha, D. K - New Delhi CBS 1987
548.9 / BAB.P