Held, Gilbert <br/><br/>
Understanding Data Communications 

 - 6th 
 - New Delhi  Techmedia  1999 
 - IX, 587  Yes  24cm. 
<br/><br/> Data Communications, Understanding 
<br/><br/>
<br/><br/><label>ISBN: </label>81-7635-319-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication
<br/><br/><label>Dewey Class. No.: </label>004.6/H474u