Stallings, William. <br/><br/>
Data and computer communications /  
by William Stallings. 
 - 10th ed. 
 - New Delhi  :  Pearson,  c2019. 
 - 907 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9789332586932 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems.<br/>Computer networks.
<br/><br/><label>Dewey Class. No.: </label>004.6  / STD