SIGNALS, systems, and transforms 
Charles L. Phillips ...[et.al]., 
 - 3rd.ed. 
 - Upper Saddle River, N.J.  Prentice Hall  c2003. 
 - xx, 765 p.  ill.  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0130412074 
<br/><br/><label>Subjects--Topical Terms: </label><br/>DTK, ANS, DNS, DIP, DIS<br/>Signal processing--Mathematical models.<br/>System analysis.<br/>Transformations (Mathematics)