000 00447nam a2200169Ia 4500
008 140317s9999 xx 000 0 und d
082 _a363.739 2
100 _aYoung,I.G.
245 _aSystems approach to air pollution control.
260 _aN.Y.
_bJohn Wiley
_c1974
300 _a531
650 _aSocial Problems , Service
653 _aAir Pollution
653 _aSocial Problems and Services
700 _aBibbero,R.J.
942 _2ddc
_cBK
999 _c7542
_d7542