Hilvert, John <br/><br/>
Communication technology 

 - South Yarra :   MacMillan,   2005 
 - 32 p. :   col. ill.  
 - How does it work?  .
<br/><br/><label>ISBN: </label>9780732997441 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication<br/>Information technology
<br/><br/><label>Dewey Class. No.: </label>621.383  / H656