000			00415nam a2200157Ia 4500
005			20260205060245.0
008			260111s9999||||xx |||||||||||||| ||und||
082			_a621.382 T19P
100			_aTaub , Herbert
245		0	_aPrinciples of Communication Systems
260			_aNew Delhi _bTata McGraw Hill _c2008
300			_a842p.
690			_aTelecommunication
700			_aShilling , Donald L./
942			_cBK
999			_c165491 _d165491