Tomsho, Greg. <br/><br/>
Guide to networking essentials / 
Greg Tomsho, Ed Tittel, David Johnson. 
 - 5th  ed. 
 - New Delhi :  Cengage,  2007. 
 - xxi, 658  p. +  1 CD-ROM. 
<br/><br/><label>ISBN: </label>8131502136 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks.