00808nam0-22002771i-450-99000001881040332120030723103157.0000001881FED01000001881(Aleph)000001881FED0100000188120020821d--------km-y0itay50------baitay-------001yyNOISE reductionprepared for a special summer program at the Massachussets institute of technologyedited by Leo L. BeranekNew YorkMcGraw-Hill1960X, 752 p.ill.23 cmRumoriAttenuazione534Beranek,Leo LeroyITUNINARICAUNIMARCBK99000001881040332113 A 72 0330303FINBCFINBCUNINA