TY  - BOOK
AU  - Ghosh,M., x
AU  - x
TI  - A text book of sound: x
SN  - x
U1  - 534/G11t 
PY  - 1987///
CY  - New Delhi
PB  - S.Chand
KW  - Sound
KW  - Physices
N1  - x
ER  -