The school administrator and his audio-visual program / 
Edited by Charles F. Schuller.  
 - Washington :   National Education Association of the United States. Department of Audiovisual Instruction,  c 1954. 
 - viii, 367 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/>38  38 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Audio-visual education.
<br/><br/><label>Dewey Class. No.: </label>371.33 / S81s