Signals, systems, and transforms 
Charles L. Phillips, John M. Parr, and Eve A. Riskin 
 -  c.1995 
<br/><br/><label>ISBN: </label>0137952538 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Transformations (Mathematics)	--EE
<br/><br/><label>Dewey Class. No.: </label>621.380118 PHI