TY  - BOOK
AU  - Mani, P K  .
AU  - Mathai,K I  .
AU  - Thomas,A O  .
TI  - Text book of practical chemistry for pre-degree courses / 
U1  - 542 
PY  - 1967///
CY  -  : 
PB  - Silver jubilee printing works , 
ER  -