UNIX :  the complete reference / 
Kenneth H. Rosen ...[et al.] 
 - 2nd ed. 
 - New York :  McGraw Hill,  2007 
 - xxxviii, 873 p. ;  23 cm. 
<br/><br/><label>ISBN: </label>9780072263367 0072263369 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating systems (Computers)<br/>UNIX (Computer file)