Babu, Ramesh P. and Natarajan, Ananda R. <br/><br/>
Signals and systems / 

 -  Scitech Publications,  c2003. 
 - 0  ill. ; 
<br/><br/><label>ISBN: </label>NA 
<br/><br/><label>Dewey Class. No.: </label>621.3822320