Oppenheim, Alan V.; Willsky, Alan S.; Young, Ian T.; Nawab, Syed Hamid <br/><br/>
Signals and systems 

 - 2nd Ed 
 - Noida  Pearson  2015 
 - 944p 
<br/><br/><label>ISBN: </label>9789332550230 
<br/><br/><label>Dewey Class. No.: </label>621.382 OPP