De Kieffer R E <br/><br/>
Manual of audiovisual techniques 

 -  1962 
<br/><br/><label>Standard No.: </label>86,683 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EDUCATION
<br/><br/><label>Dewey Class. No.: </label>T:31g, K2