00321nam a2200133Ia 4500008004100000041000800041082001900049100001500068245003900083260002600122300000800148365001600156700001500172230718s9999    xx            000 0 und d  aeng  a621.382'2bLAT  aLathi B.P.  aSignals, Systems And Communication  c2003bBS Publications  a607  cRs.b250.00  aLathi B.P.