Stallings, William. <br/><br/>
Data and computer communications  

 - Upper Saddle River  Pearson Education International  2004 
 - xii,847p,incl.ill 
<br/><br/><label>ISBN: </label>0131833111 
<br/><br/><label>LC Class. No.: </label>TK 5105   / .S73 2004