TY  - BOOK
AU  - Gupta,S.L., Kumar, V.
AU  - x
TI  - Practical Physics with viva voce: x
SN  - x
U1  - 530/G896p 
PY  - 1984///
CY  - Meerut
PB  - Pragati Prakashan
KW  - Physics
N1  - x
ER  -