De Asis, Belen Z. <br/><br/>
To save or not to save mother earth :   this is our biggest problem! / 
Belen Z. De Asis. 
 - Manila :  Booklore Pub,  2010. 
 - 173 p.:   ill. 21.6 cm. 
<br/><br/> Includes index 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>978-971-817-148-6 
<br/><br/><label>LC Class. No.: </label>363.7 D34t