Croff, James R <br/><br/>
Understanding UNIX 

 - 2nd 
 -  H.Pb.,Singapore  1988 
<br/><br/> A conceptual Guide 
<br/><br/><label>Subjects--Topical Terms: </label><br/>UNIX Computer Science 
<br/><br/><label>Dewey Class. No.: </label>