TY  - BOOK
AU  - Mukhopadhyay, Anandadeb
TI  - History of Science in India : : earth science Vol- VI / 
SN  - 9789381325469
U1  - 509.54 NAT 6 
PY  - 2014///.
CY  - Kolkata : 
PB  - The Ramakrishna Mission, 
KW  - Historic legacy of earth science
KW  - History of earth science during the middle age
ER  -