000 00335nam a2200133Ia 4500
100 _aSingh, R P & Sapre, S D
020 _a978-0-07-06454-1
250 _a3rd ed
942 _cBK
245 _aCommunication system
_banalog & digital
260 _aTaTa Mc-Graw Hill, New Delhi
_c2007
082 _a001.5544 Sin/Sap
300 _axviii,584
999 _c42684
_d42684