000			00356nam a2200133Ia 4500
008			221231s9999 xx 000 0 und d
100			_aSingh R P and Sapre S D _92658
245		0	_aCommunication System Analog and Digital
260			_bTata McGraw-Hill
260			_c1995
300			_a372
650			_aElectronics and Communication _92659
942			_cBE_BK
999			_c2635 _d2635