Field study 3 :  technology in the learning environment / 
Salana, June P. 
 - 1st ed. 
 - Manila :  Rex Book Store,  2010. 
 - ix, 77 p.; 25.4cm. 
<br/><br/>includes references 
<br/><br/><label>ISBN: </label>9789712356056 
<br/><br/><label>Dewey Class. No.: </label>Fil 371.33 Sa 161 2010