TY  - GEN
AU  - Subrahmanyam, N.
AU  - Lal, Brij
TI  - A textbook of sound
SN  - 0706958543
U1  - 534 
PY  - 1974///
CY  - New Delhi
PB  - Vikas Publishing
KW  - PHYSICS
KW  - SOUND
ER  -