Norton, Peter. <br/><br/>
Peter Norton's guide to Unix / 
Peter Norton, Harley Hahn. 
 - New York :  Bantam,  1991. 
 - xxiv, 560 p. ;  24 cm. 
<br/><br/> Includes indexes. 
<br/><br/><label>ISBN: </label>0553352601 (pbk.) 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>UNIX (Computer file).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating systems (Computers).