Catalina Gallego, Alfredo. <br/><br/>
Unix/Linux  iniciación y referencia 
Alfredo Catalina Gallego, Miguel Catalina Gallego. 
 - Madrid  McGraw-Hill  c2004. 
 - xx, 290  ill.  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>8448140095 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>UNIX Computer file<br/>Linux.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating systems Computers.