000 00282nam a2200109Ia 4500
008 230320s9999||||xx |||||||||||||| ||spa||
082 _a540/W55
100 _aWhitten, Kenneth ; Gailey, Kennet ; Davis, Raymond
245 0 _aQuimica General
260 _bMcGraw-Hill
942 _80
_cLIB
999 _c31155
_d31155