TY  - BOOK
AU  - 
ED  - International Conference on Noise Control Engineering
ED  - Institute of Noise Control Engineering.
ED  - Acoustical Society of America.
TI  - Inter-noise 77; proceeding
AV  - TD892 .I58 1972b
U1  - 620.23 RAT 
PY  - 1977///]
CY  - [Poughkeepsie? N.Y.
KW  - Noise control
N1  - Bibliography: p. 130-134
ER  -