00509    a2200205   4500001000900000003000400009005001700013008004100030020001800071040001600089041000800105082001600113100001700129245005200146260002700198300002000225562000600245650002700251650002500278ITTG4575OSt20250115011735.0241215s1994      ||||||||||||||||||   #d  a968-18-3985-4  aITTG cITTG  aspa  a515.33 P575  aPISKUNOV, N.  aCALCULO DIFERENCIAL E INTEGRAL/ cN.  PISKUNOV.  aMEXICO: bLIMUSAc1994  a1019 P.c24 CM.  e1  a1.CALCULO DIFERENCIAL.  a2.CALCULO  INTEGRAL.