San Felipe, Vivian O. <br/><br/>
Earth science:  a modular approach/ 
Vivian O. San Felipe. 
 - Makati City:  Grandwater Publications,  c2002. 
 - 107 pages:  illustrations;  22 cm. 
<br/><br/><label>ISBN: </label>9717250898 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth sciences.
<br/><br/><label>Dewey Class. No.: </label>DFil 550  / Sa5