000 00429nam a2200181Ia 4500
008 180424s9999 xx 000 0 und d
020 _a8178900777
084 _a574.5 H17
100 _a"Helmet, Fritz"
245 0 _aEnvironmental Chemistry
250 _a\\200300ENGGPCX
260 _aSarup & Sons
260 _b2003
260 _cNew Delhi
300 _a314p.
500 _aincludes index and biblioraphy
942 _cBK
999 _c67391
_d67391