00442nam a22001937a 45000010005000000030003000050050017000080080041000250350018000660350017000840410008001010500022001091000020001312450028001512500010001792600028001893000016002176500015002334908UR20220428082219.0851129s1983            r     00010 spa d  a(janium) 4897  a(janium)4897  aspa 4aQD31.2b.F86 1981  aBrescia, Frank. 0aFundamentos de quimica.  a1 Ed.  aMexico bCECSA  c1983.  a648p. ilus.  aQuímica.