Sobell, Mark G <br/><br/>
A practical guide to the UNIX System / 
Mark G. Sobell. 
 - 2nd ed 
 - Redwood City :  Benjamin Cummings Pub. Co,  c1989. 
 - xxv, 632, A-60 p. : figs. 
<br/><br/> Includes appendices, glossary and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>UNIX (Computer operating system)