Gupta, C. Prakashl <br/><br/>
Data communications / 
Prakash C. Gupta 
 - 1st ed.  
 - New Delhi :  Prentic Hall of India,  2001. 
 - xii, 475 p. :  ill. ;  24 cm. 
<br/><br/> "A Wiley-Interscience publication." 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>8120311183 9788120311183 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems.
<br/><br/><label>Dewey Class. No.: </label>004.65  / GUD