Effron, Joel <br/><br/>
Data communications techniques and technologies 
Joel Effron. 
 - Belmont, Calif.  Lifetime Learning Publications  c1984. 
 - xv, 265 p.  ill.  25 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0534032702  30.00 
<br/><br/><label>LCCN: </label>84000852  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems
<br/><br/><label>LC Class. No.: </label>TK5105  / .E34 1984 
<br/><br/><label>Dewey Class. No.: </label>384