000 00334nam a2200145Ia 4500
008 230302s9999 xx 000 0 und d
041 _aENGLISH
082 _a628.50154
100 _aFriz Helmet
245 0 _aEnvironmental Chemistry
260 _aDehli
_bIVY pub house
_c2003
300 _a314
650 _aChemistry
942 _cBK
999 _c15981
_d15981