000 00262nam a2200109Ia 4500
100 _aRamabhadran S
245 _aTelecommunications Principles, Circuits and Systems
250 _a3
260 _c1982
_bKHANNA PUBLISHERS
_aDelhi
300 _axxxi+1003
942 _cBK
999 _c8743
_d8743