000			00364nam a2200145Ia 4500
008			221231s9999 xx 000 0 und d
100			_aDas, Annapurna and Das, Sisir _92479
245		0	_aMicrowave Engineering
250			_a2nd
260			_bTata McGraw-Hill
260			_c2001
300			_a516
650			_aElectronics and Communication _92480
942			_cBE_BK
999			_c2543 _d2543