TY  - BOOK
AU  - DAS, TARAK MOHAN
AU  - BALL, RABIN
AU  - SANTRA, SUBHAS CHANDRA
TI  - PARIBESH PRASANGA ( BEN ) / 
U1  - 363.7 
PY  - 2000///
CY  - X
PB  - X
KW  - ENVIRONMENT
ER  -