Stallings, William. <br/><br/>
Data and computer communications / 
William Stallings. 
 - 8th ed. 
 - New Delhi. :  Prentice- Hall of India,  c2007. 
 - xvii, 878 p. :  ill. (some col.) ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>
<br/><br/><label>ISBN: </label>9788120330788 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems.<br/>Computer networks.
<br/><br/><label>Dewey Class. No.: </label>004.6  / STD