The comunications handbook 

 - canada  nelson canada 
 - 160pages  illustrated 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>0176015078 
<br/><br/><label>Subjects--Topical Terms: </label><br/>communications
<br/><br/><label>LC Class. No.: </label>PE  / 1429 .65 1982