Robert W Scheifler,James Gettys <br/><br/>
X Window systems 

 - 
 -  Prentice-Hall  1991 
 - 851 
<br/><br/>  
<br/><br/><label>ISBN: </label>0-87692-683-9 
<br/><br/><label>Dewey Class. No.: </label>004.451