TY  - BOOK
AU  - Purakyastha,B D
AU  - Chakroborty,B B
AU  - Sharma,Y R
TI  - College Chemistry
SN  - 8170962552
U1  - 540 
PY  - 1994///
CY  - Ludhiana
PB  - Kalyani Publishers
KW  - Chemistry
ER  -