Callahan, Roger J. <br/><br/>
How executives overcome the fear of public speaking and other phobias / 
Roger J. Callahan. 
 - Mandaluyong City :  National Book Store,  1985. 
 - 188 p. 
<br/><br/> includes bibliography and index 
<br/><br/><label>ISBN: </label>9710849735 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public speaking<br/>Speech anxiety