Beauchamp, K. G. <br/><br/>
Computer communications / K.G. Beauchamp. 

 - 2nd ed. 
 - New York : Chapman & Hall, 
<br/><br/><label>ISBN: </label>0412370700 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer network 2. Telecommmunication system
<br/><br/><label>Dewey Class. No.: </label>004.6 BEA