TY  - BOOK
AU  - BASAK, G. G
AU  - BHATACHARYA, D. N
AU  - CHOWDHURY, B
TI  - GUIDE TO PROBLEMS IN CHEMISTRY / 
U1  - 540.076 
PY  - 1978///
CY  - KOLKATA
PB  - BLACKIE
KW  - CHEMISTRY
ER  -