Groff, James R. <br/><br/>
Understanding UNIX /  a conceptual guide 
James R. Groff, Paul N. Weinberg 
 - 2nd ed. 
 - Carmel, Ind.  Que Corp.  1988 
 - xiv, 234p.  ill.  23cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9813091037  RM28.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>UNIX (Computer file)