Stallings,W <br/><br/>
Data and computer communication,8th/Ed  English 
william stallings 
 - 8 
 - NJ  Pearson Edu, New Delhi  2009 
 - xvi, 847 p. 
<br/><br/> DOS BS Reference Books 
<br/><br/>AHQ Books 
<br/><br/><label>ISBN: </label>9788131715369 
<br/><br/><label>Dewey Class. No.: </label>004.6 STA