Stallings, William. <br/><br/>
Data and Computer Communications / 
William Stallings. 
 - 5th ed. 
 - New Delhi. :  Prentice Hall,  c1998. 
 - xvi, 847 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references (p. [815]-822) and index. 
<br/><br/><label>ISBN: </label>8120312406 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems.<br/>Computer networks.
<br/><br/><label>LC Class. No.: </label>TK5105  / .S73 1998 
<br/><br/><label>Dewey Class. No.: </label>004.6