Godbole, Achyut S. <br/><br/>
Data communications and networks / 
Achyut S. Godbole, Atul Kahate 
 - 2nd ed. 
 - New Delhi :  Tata McGraw-Hill,  c2011 
 - xviii, 540 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780071077705 0071077707 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems<br/>Computer networks