Pratt,William K. <br/><br/>
Digital image processing / 
Pratt,William K. 
 - 2nd ed. 
 - New York:  John Wiley,  1991. 
 - xiv,698p;26cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0471857661 
<br/><br/><label>Dewey Class. No.: </label>621.367 PRA