Groff, James R. & Weinberg,Paul N. <br/><br/>
Understanding Unix  a conceptual guide 

 - Que Corporation Indianapolis, Carmel  1983 
 - xvi233 
<br/><br/><label>ISBN: </label>0-88022-064-3 
<br/><br/><label>Dewey Class. No.: </label>001.61 Gro/Wei