000 003250000a22001210004500
245 _aA discussion on the origin and treatment of noise in industrial environments
100 _aRichards, E.J.
260 _aLondon
_bRoyal Society
_c1968
300 _a267-480 p.
080 _a534.83(063)
_bR5
041 _aEN
942 _cBK
999 _c93385
_d93385