Kelly-Bootle, Stan <br/><br/>
Understanding unix 

 - 2 
 - New Delhi  BPB Publications  1997 
 - xxviii, 587p. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>8170297944 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating system<br/>Operating system -- Unix