Sybex. <br/><br/>
Linux Command Instant Reference   

 - 1st /   2007. 
 - Delhi:  BPB Publications.  2007. 
 - 668p:  21cm. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Computer, Linux Command. 
<br/><br/><label>Dewey Class. No.: </label>001.642