Babu, P.R. Babu, P.R. & Natarajan, R. A. <br/><br/>
Signals and Systems 

 - 3rd Ed. 
 - Chennai  Scitech Publication India Pvt. Ltd.  2009 
 - 600p.  20 cm. 
<br/><br/><br/>Text in English 
<br/><br/><label>Dewey Class. No.: </label>621.38043  / BAB