Ballado, Ronato S. <br/><br/>
Basic concepts in educational technology I. 

 - viii, 125p. (pb)  25cm. 
<br/><br/> Includes references & index 
<br/><br/><label>ISBN: </label>978-971-23-6255-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational technology.<br/>Teaching aids and devices.<br/>Audio-visual materials.
<br/><br/><label>Dewey Class. No.: </label>371 B210 2016