Dennis, Alan . , <br/><br/>
Fundamentals of business data communications / 
Alan Dennis, Alexandra Durcikova. 
 - 11th ed. 
 - xiv, 480 pages ;  illustrations (some col) ;  24 cm. 
<br/><br/><label>ISBN: </label>9781118097922 1118097920 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems.<br/>Computer networks.
<br/><br/><label>LC Class. No.: </label>TK5105   / .D46 2012