000 00422cam a2200157ua 4500
003 OSt
008 250108b |||||||| |||| 00| 0 eng d
041 _aeng
082 _a621.382
_bFRE/PR
100 _aFrenzel, Louis E .
_96864
245 _aPrinciples of electronic communication systems /
250 _a3 /
260 _aNew Delhi :
_bTata Mc-Graw Hill Publishing Company ,
_c2008.
300 _a ; .
942 _cBK
999 _c13501
_d13501