Petersen, Richard. <br/><br/>
Linux: the complete reference. fourth edition 

 - New Delhi :  Tata  Mcgraw Hill,  2007 
 - 1257: 
<br/><br/><label>ISBN: </label>007044897  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer programmingprograms data
<br/><br/><label>Dewey Class. No.: </label>005.422  / PET