Cummings, Richard L. <br/><br/>
Educational innovation in Latin American 
Richard L. Cummings 
 - New Jersey  Scarecrow  1973 
 - vi, 357p.: ill, 
<br/><br/><br/>eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational technology
<br/><br/><label>Dewey Class. No.: </label>370.78  / CUE