TY  - BOOK
AU  - Gupta, A. B. 
TI  - College physics Vol.2: Waves, vibrations and sound, optics (geometrical and physical ) 
SN  - 9788187134039
U1  - 530.07 
PY  - 2007///
CY  - Kolkata
PB  - Book And Allied (p) Ltd
KW  - Physics
KW  - Vector analysis
KW  - Coordination frames
KW  - Conservation laws
KW  - Gravitation
ER  -