000			00348nam a2200133Ia 4500
008			230312s9999||||xx |||||||||||||| ||und||
020			_a9780538450706
082			_a005.5 _bNAP-L
100			_aHsu,P,Hwei
245		0	_aSchaum's outlines signals and systems
260			_bCengage _aUSA _c2012
650			_aEngineering _vMicrosoft Office
942			_cBK
999			_c17572 _d17572