000 00269nam a2200121Ia 4500
020 _a978-8131719534
082 _a621.382
100 _aTOMASI WAYNE
245 _aELECTRONIC COMMUNICATIONS SYSTEMS
250 _a5TH
260 _aNEW DELHI
_b PEARSON
_c2009
942 _cBK
999 _c7114
_d7114