Gallo, Michael A., <br/><br/>
Computer Communications and Networking Technologies 
Michael A, Gallo, William M. Hancock 
 - Australia:  Cengage Learning,  c2002. 
 - xxiii,632p.:  ill,; 
<br/><br/><label>ISBN: </label>9788131503645 
<br/><br/><label>Dewey Class. No.: </label>004.6  / GAL/COM