TY  - BOOK
AU  - Ghosh,R.N.
AU  - Rai,R.N.
TI  - A text book of sound: for B. Sc. students 
U1  - 534 
PY  - 1957///
CY  - Calcutta
PB  - Indian Press
KW  - Sound
KW  - Textbooks
N1  - Includes index
ER  -