000 00302nam a2200121Ia 4500
020 _a9788120314832
100 _aRobert J Schoenbeck
245 _aElectronic Communications: Modulation and Transmission
250 _a2nd
260 _bPHI Learning
_aNew Delhi
_c2012
300 _axxiv+645
942 _cBK
999 _c57589
_d57589