Hallberg, Bruce A. <br/><br/>
Networking: a beginner's guide / 
Hallberg, Bruce A. 
 - 4th ed 
 - New Delhi:  Tata McGraw Hill Publishing Company Limited,  2007. 
 - xxiii,455p.;24cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0070607915 
<br/><br/><label>Dewey Class. No.: </label>004.6 HAL