K.g.beauchamp  <br/><br/>
Computer communications 

 - 2nd ed. 
<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