Educational technology :  an AED/INNOTECH Seminar, Singapore, April 10 - 13, 1972 

 - Singapore :  Seameo Regional Innotech Center,  1973 
 - i, 64 p. ;  26 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational technology--Congresses<br/>Educational innovations--Congresses<br/>Instructional systems--Congresses