Andaya, C.V. <br/><br/>
Understanding the earth through environmental science 

 - Quezon City  C&E Publishing  2008 
 - 236p. ;  25cm. 
<br/><br/><label>ISBN: </label>978-971-584-704-9 
<br/><br/><label>Dewey Class. No.: </label>GC 333.7 A543 2008  / 3346