000 00404cam a2200169 4500
999 _c17643
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082 _a540
_bM343u
090 _aCOLECCION GENERAL
041 0 _aeng
100 1 _aMahan, Bruce H.
245 1 _aUniversity chemistry /
_cBruce H. Mahan
250 _a2a. ed
260 _bAddison-Wesley
_c19690000
_aMassachusetts, us
300 _a832
650 0 7 _aQUIMICA
942 _2ddc
_cBK