Quercia, Valerie. <br/><br/>
X Window system user's guide :  for version 11 of the X Window system / 
by Valerie Quercia, Tim O'Reilly. 
 - Sebastopol, Calif. :  O'Reilly and Associates,  1988. 
 - xxi, 546 p. 
 - X Window System Series. .
<br/><br/><label>ISBN: </label>0937175366 
<br/><br/><label>Subjects--Topical Terms: </label><br/>X Window system (Computer system).<br/>Technology--Data processing.