de Kieffer, Robert E. <br/><br/>
Audiovisual instruction / 
Robert E. de Kieffer. 
 - New York :   The Center for Applied Research in Education, Inc.,   1965. 
 - 117 p. :   ill. ;   23 cm. 
<br/><br/>Includes bibliographical references (p. 111-112) and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Audio-visual education.
<br/><br/><label>Dewey Class. No.: </label>371.33