Petersen, Richard. <br/><br/>
The Complete Reference :  Linux / 
By Richard Petersen. 
 - 6th ed. 
 - New Delhi :  TatMcGraw-Hill,  2012. 
 - 830p. ;  00 cm. 
<br/><br/><label>ISBN: </label>9780070222946 
<br/><br/><label>Dewey Class. No.: </label>005.432  / PET