Godbole, Achyut S. <br/><br/>
Data communications and networks / 
Achyut S. Godbole 
 - New Delhi :  Tata McGraw-Hill,  2002 
 - 503 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0070472971 9780070472976 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems<br/>Computer networks