00403nam a2200133Ia 4500008004100000020001500041041001200056100001400068245009600082260004800178300000800226650001600234700001900250221030s9999    xx            000 0 und d  a0521711401  aEnglish  aP. D. Cha 0aFundamentals of Signals & Systems : A Building Block Approachcby P. D. Cha, J. I. Molinder  bCambridge University PressaNew Delhic2009  a431  aBE Computer  aJ. I. Molinder