Atul Kumar Varshney <br/><br/>
Signals and systems 

 - New Delhi  Vayu Education  2011 
 - xvi, 328p.   
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9789381348024 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CTFT and discrete time<br/>Signals and systems