000 00251nam a2200109Ia 4500
020 _a9788131503546
100 _aSTANLEY WILLAM.D
245 _aELECTRONICS COMMUNICATIONS PRINCIPLES AND SYSTEMS
250 _a2
260 _c2009
_bDELMAR
490 _aP3892
999 _c3926
_d3926