TY  - BOOK
AU  - Roy, J. N. and Dasgupta, R. N.
TI  - Outlines of physics: : general physics, aeronautics, sound, heat, magnetism & statical electricity
U1  - 530 
PY  - 1967///
CY  - Calcutta
PB  - ; New Central Book Agency
KW  - Physics
ER  -