Marquez, Ramil M. <br/><br/>
Biological science :  A modular approach / 
Ramil M. Marquez. 
 - Mandaluyong City :  Books Atbp. Publishing Corp,  c2009. 
 - viii, 180 pages :  Illustration ;  22 cm. 
<br/><br/> Includes bibliography (p.179-180).