000 00271nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aPURCELL (RY)
245 0 _aHandbook of control technologies for haz
260 _cNIL
365 _b0
650 _aNIL
942 _cBK
999 _c95744
_d95744