Johnson, Johnny R. <br/><br/>
Introduction to digital signal processing / 
Johnny R Johnson. 
 - [S.l.] :  PRENTICE HALL OF INDIA,  1989. 
 - 1 v. (unpaged) 
<br/><br/><label>ISBN: </label>8120307607 (paperback) 9788120307605 (paperback)