Espina, Adela  <br/><br/>
Exploring science and technology I :   integrated science / 
Espina, Adela  
 - Makati City :   Diwa Learning Systems,   c2008. 
 - 394 p. :   ill. ;   26 cm. 
<br/><br/><label>ISBN: </label>978-971-48-0848-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science. - Study and teaching (Secondary) - Philippines.
<br/><br/><label>Dewey Class. No.: </label>Fil. 500 Es77 2008