TY  - BOOK
AU  - Mukhopadhyay,Jayanta
TI  - Bigyan : gigyansa O anusandhan
SN  - 8188401080
U1  - 509 
PY  - 2003///
CY  - Kolkata
PB  - Cornerstone
KW  - Science
KW  - Bijgyan
ER  -