000 00428nam a2200169Ia 4500
003 BML
005 20150424170256.0
008 140601s9999 xx 000 0 und d
020 _a9780070667556
082 _a621.38
_bFRE
_23rd.
100 _aFrenzel , Louis E.
245 _aPrinciples of electronic communication systems
250 _a3rd.
260 _aNew Delhi
_bTata McGraw Hill
_c2013
300 _a885p.
942 _2ddc
_cBK
999 _c540
_d540