000 00321nam a2200133Ia 4500
100 _aFreeman, Roger L
020 _a0-471-45133-9
250 _a4th ed
942 _cBK
245 _aTelecommunication system engineering
260 _aJohn wiley and sons, New Jersey
_c2004
082 _a621.382 Fre
300 _axxvi,991p
999 _c42415
_d42415