Nagrath, I.J <br/><br/>
Signals and systems / 
I.J Nagrath 
 - New delhi:  Tata mc graw- hill,  2001 
 - 606 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronics and communication
<br/><br/><label>Dewey Class. No.: </label>621.38  / NAG/S