Halsall, fred; and Kulkarn, Lingana Gouda <br/><br/>
Computer networking and the internet / 

 - 5th ed 
 - New Delhi,  Pearson,  c2007. 
 - ill. ;  xi, 678p. ;  24 cm. 
<br/><br/><label>ISBN: </label>9788177584752 
<br/><br/><label>LC Class. No.: </label>19285-19291 
<br/><br/><label>Dewey Class. No.: </label>004.6