000 00256nam a2200109Ia 4500
008 230828s2004 xx 000 0 und d
041 _aeng
100 _aJAIN /JAIN
245 _aENGINEERING CHEMISTRY
260 _bDHANPAT RAI & SONS
_c2004
300 _a940
999 _c862389
_d862389