00309nam a2200133Ia 4500008004100000041000800041082001900049100001600068245002400084260001400108300000800122365001600130700002900146230718s9999    xx            000 0 und d  aeng  a621.382'2bBAK  aBakshi U.A.  aSignals And Systems  bTechnical  a437  cRs.b175.00  aBakshi U.A. & Goyal S.C.