000 00287nam a22001337a 4500
041 _aENG
100 _aKennedy
245 _aElectronic Communiction Systems
260 _aDelhi
_bTata McGraw Hill Publes
_c1999
300 _a763
650 _aEOES
700 _aDavis
856 _uEOES
999 _c611
_d611