TY  - BOOK
AU  - Sharma, N.L.
AU  - Ram,K.S.V.
TI  - Introduction to India's economic minerals
U1  - 553.0954 
PY  - 1964///
CY  - Dhanbad 
PB  - Dhanbad publications
KW  - Economic geology -
KW  - Economic geology - India -
N1  - Includes bibliographical references ,index and appendix
ER  -