Groff,james r <br/><br/>
Understanding unix:a conceptual guide 

 - 2nd ed  
 - Indiana  Que Co.Carmel  1988 
 - xiv,234p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>1.6425  / GRO.U