New trends in the utilization of educational technology for science education 

 - Paris :  The Unesco Press ,  1974 
 - 247 p. :  ill. ;  28 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>923101143X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching<br/>Educational technology