TY  - BOOK
AU  - John, U.V  .
AU  - Daniel,P.A  .
AU  - Vareed,P.V  .
TI  - Pre-Degree practical physics / 
U1  - 530 
PY  - 1965///
CY  - Ernakulam : 
PB  - Co-operative Publishers , 
ER  -