Orr, William I. <br/><br/>
Radio handbook / 
William I. Orr. 
 - Indiana :  Engineers Ltd.  1994. 
 - xii, 847 p. ;  ill. ;  24 cm. 
 - Media practice. .
<br/><br/>Includes bibliographical references 
<br/><br/><label>Subjects--Personal Names: </label><br/>Radio broadcasting--Handbooks manuals etc
<br/><br/><label>LC Class. No.: </label>PN1991.55