000			00411nam a2200145Ia 4500
008			241226s9999 xx 000 0 und d
020			_a981-4024-19-8
082			_a621.382 _bPRO
100			_aProakis, J
245		0	_aCommunication systems engineering
260			_aNew Delhi : _bPrentice Hall Publication, _c1998.
300			_axix,889
365			_a938.56
650			_aElectrical Electronics Communication,
999			_c131923 _d131923