Melchor, Marciano B. <br/><br/>
Introduction to biology / 
Marciano B. Melchor. 
 - Manila :  Rex BookStore,  2010. 
 - 152 p.:  23 cm. 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>978-971-23-4873-0 
<br/><br/><label>LC Class. No.: </label>570 M48