Araneta, Fely L.; Catris, Leticia V.,  c2003. <br/><br/>
Exploring the Natural World :  the world of Chemistry / 
Araneta, Fely L.; Catris, Leticia V. 
 - Philippines :  SIBS Publishing House, Inc,  c2003. 
 - 89p. :  illus. ;  25.4 cm. 
<br/><br/><label>ISBN: </label>971-791-222-X