TY  - BOOK
AU  - Rao S. Ranga Raja Ed.
ED  - International preparation congress (1982 : New Delhi)
TI  - Proceeding on Coal prepration and use
U1  - X8(F551)P1,N82, M7 
PY  - 1982///
CY  - New Delhi    
PB  -  Oxford & IBH Publishing     
ER  -