Stallings, William. <br/><br/>
Data and computer communications / 
William Stallings 
 - 6th ed 
 - Upper Saddle River, N.J. :  Prentice-Hall,  c2000 
 - xx, 810 p. :  illus ;  24 cm. 
<br/><br/><label>ISBN: </label>0130863882 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems.<br/>Computer networks.
<br/><br/><label>Dewey Class. No.: </label>004.6  / S782D 2000