New educational media in action: case studies for planners 1 

 - Paris  Unesco:IIPE  1967 
 - 203p  24cm 
 -  vol.1 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching Aids and devices<br/>Educational planning
<br/><br/><label>Dewey Class. No.: </label>371.33 U56n