Educational technology 1 / 
Bernardo, Alejandro S. ; Gonzales Helen T. 
 - 1st ed. 
 - Manila :  Rex Book Store,  2017. 
 - viii, 135 p.: ill. ; 25.3cm. 
<br/><br/>includes references, index 
<br/><br/><label>ISBN: </label>9789712386466 
<br/><br/><label>Dewey Class. No.: </label>Fil 371.307 B523 2017