000 00300nam a2200109Ia 4500
008 231004s9999 xx 000 0 und d
020 _a0-0711-6861-3
090 _a363.11 WEN
100 0 _aCharles A. Wentz
245 0 0 _aSafety, health, and environmental Protection
260 _aMc Graw Hill
_bBoston
_c2004
999 _c4131
_d4131