Halsall, Fred & Kulkarni, Lingana Gouda <br/><br/>
Computer networking and the internet .-5th ed .-978-81-775-8475-2 

 - Pearson education, New Delhi  2007 
 - xxv, 678p. 
<br/><br/><label>ISBN: </label>978-81-775-8475-2 
<br/><br/><label>Dewey Class. No.: </label>001.64404 Hal/Kul