J.J.O'reilly <br/><br/>
Telecommunication principles 

 - Chapman & Hall 
<br/><br/><label>ISBN: </label>0412437007 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Foreign trade Policies of governments  
<br/><br/><label>Dewey Class. No.: </label>384 ORE