Ray William <br/><br/>
Sams teach yourself Unix in 10 minutes / 
William Ray ; [edited by] Grace Buechlein, Laura Bulcher. 
 - Indianapolis, IN :  Sams Publishing,  1999. 
 - 210 p. 
<br/><br/><label>ISBN: </label>0672315238 
<br/><br/><label>LC Class. No.: </label>QA76.76.O63