U. D. Black <br/><br/>
Data Communications & Distributed Networks 
by U. D. Black 
 - New Delhi  PHI  2001 
 - 426 
<br/><br/><label>ISBN: </label>8120309251 
<br/><br/><label>Subjects--Topical Terms: </label><br/>BE Computer
<br/><br/><label>Dewey Class. No.: </label>105.23  / Bla