000 00384nam a2200157Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a621.3818
_bR439
100 _aRettinger Michael
245 _aPractical electroacoustics
260 _aLondon
_bThames and Hudson
300 _a271p.
650 _aElectroacoustics
942 _cBK
999 _c35467
_d35467