Ziemer, R <br/><br/>
Signals and system:continuous and discrete 

 - 4th edition. 
 - New Delhi  :  Pearson Publication ,  2001. 
 - xvii,622 
<br/><br/><label>ISBN: </label>81-7808-296-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical Electronics Communication,
<br/><br/><label>Dewey Class. No.: </label>621.382 23  / ZIE