Poornachandra, S. <br/><br/>
Signals and systems / 
S. Poornachandra, B. Sasikala 
 - 3rd ed. 
 - New Delhi :  Tata McGraw Hill,  c2010 
 - 1 v. (various pagings) :  ill. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9780070672857 0070672857 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Signal processing<br/>System analysis