000 00297nam a2200121Ia 4500
082 _a620.23
_bSIN
100 _aSingal, S.P
245 _aNoise pollution and control
260 _aNew Delhi
_bNarosa Publishing House
_c2000
300 _axiv,265p
650 _aMechanical Engineering
044 _aIndia
999 _c7157
_d7157