TY  - BOOK
AU  - Kalra,G D
TI  - Mineral development in Bihar 1979-80 to 1988-89
U1  - 338.2095412  
PY  - 1983///
CY  - New Delhi
PB  - NCAER 
KW  - mineral development
N1  - Volume 1 & 2
ER  -