Educators guide to free films / 
ed. by John C. Diffor. 
 - 52a ed. 
 - Randolph, Wis. :  EPS,  1992. 
 - 344 p. 
<br/><br/> For use during school year 1992-1993 
<br/><br/><label>Encabezamiento--Tema: </label><br/>EDUCACION ---AUXILIARES AUDIOVISUALES<br/>ENSEÑANZA AUDIOVISUAL ---METODOLOGIA<br/>EDUCACION ---MATERIALES