00262nam a2200121Ia 4500008004100000041000800041082002000049100001600069245002800085250001000113260000900123300000800132211209s1979    xx            000 0 und d  aeng  a621.395 N79 CLA  aCLAYTON G B  aOPERATIONAL AMPLIFIERS   a8 ed.  c1979  a410