TY  - BOOK
AU  - Chaudhari, N P
ED  - India. Geological Survey
TI  - Story of GSI 1851-2001
U1  - 555.4 21st
PY  - 2001///
CY  - Calcutta
PB  - Director General/ Geological Survey of India
KW  - Geological surveys-India; Geology-Research
ER  -