000			00324nam a2200133Ia 4500
008			241124s9999 xx 000 0 und d
020			_a978-81-203-2229-5
100			_aSchweber, William
245		0	_aElectronic Communication Systems
260			_bPHI Learning Pvt. Ltd.
260			_c2002
300			_a820
942			_cBK
999			_c14317 _d14317