X protoco; reference manual 
ed by Adrian Nye. 
 - 2nd 
 - Sebastapool  O'Reilly & Associates  1990 
 - xv, 483p. 
 - X window system series   .
<br/><br/><label>ISBN: </label>0937175501 
<br/><br/><label>Dewey Class. No.: </label>005.43  / N9038