000 00430nam a2200157Ia 4500
008 231217s9999 xx 000 0 und d
041 _aEnglish
082 _a621.381 RAM
100 _aRamabhadran S
245 0 _aTelecommunication: Principles, circuita and systems
250 _a3rd ed,
260 _c1982
_bKhanna Publ.
300 _axxxi+1003
650 _aTelecommunication:,Principles,,circuita,systems
942 _cAA
999 _c169940
_d169940