000 00353nam a2200133Ia 4500
008 210518s9999||||xx |||||||||||||| ||und||
020 _a970-10-0089-7
080 _a54(075)
100 _aChang, Raymond
245 0 _aQuímica./
_cChang, Raymond; Silvia Bello Garcés
250 _b
260 _aMéxico
_bMc graw Hill
_c1992
300 _a1064p.
_c22*28 cm
999 _c1198
_d1198