FitzGerald, Jerry. <br/><br/>
Fundamentals of business data communications :  international student version / 
Jerry Fitzgerald, Alan Dennis. 
 - 10th  ed. 
 - New Delhi :  Wiley India,  2009. 
 - xiii, 593  p. 
<br/><br/><label>ISBN: </label>8126521500 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems.<br/>Computer networks.