Refran, James Cesar <br/><br/>
Earth science / 
James Cesar Refran and Pamela Louise M. Tolentino 
 - Quezon City :  Vibal Group, Inc.,  c2016. 
 - x, 110 pages :  colored illustrations ;  27 cm. 
<br/><br/>Includes index and bibliography. 
<br/><br/>Chapter 1. The origin and structure of the earth -- Chapter 2. Earth materials and processes -- Chapter 3. Natural resources -- Index -- Bibliography. 
<br/><br/><label>ISBN: </label>9789710738229