TY  - BOOK
AU  - Mukhopadhyay, Anandadeb 
AU  - Bhattacharya, Harendra Nath 
TI  - History of Science in India: Earth Science:
SN  - 978-9381325469
U1  - 555.4 
CY  - Kolkata
PB  - The Ramakrishna Mission Institute of Culture 
ER  -