Roger L. Walters <br/><br/>
Broadcast writing:  principles and practices 
Roger L. Walters 
 - 1st. 
 - New York  Random House  1988 
<br/><br/><label>ISBN: </label>9780394330891 
<br/><br/><label>Dewey Class. No.: </label>808.06  / 1060