Earth Science / 
Zenaida Tanwangco Nucum. 
 - Mandaluyong City :  Books Atbp. Publishing Corp,  2016. 
 - xii, 153 pages:  23 cm 
<br/><br/>Includes appendices. 
<br/><br/><br/>in English 
<br/><br/><label>ISBN: </label>9786214090266 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth science
<br/><br/><label>LC Class. No.: </label>550 N88e 2016