TY  - BOOK
AU  - Gupta A B
TI  - "College Physics, Vol.2: Wave, Vibration & Sound, Optics (Geometrical & Physical)"
T2  - -
SN  - 9788187134039
PY  - 2007///
PB  - Books and Allied
KW  - "Physics, "College physics
N1  - -
ER  -