Tayo, Gilma T. <br/><br/>
Fundamentals of environmental science/ 
Gilma T. Tayo, Cecilia N. Gascon, Victor B. Magtambayan, Lilibeth P. Novicio, and Victoria M. Viril 
 - Bulacan:  Trinitas Publishing, Inc,  c2004. 
 - x, 141 pages :  illustrations ;  26 cm. 
<br/><br/>Includes bibliographical references, glossary, and index. 
<br/><br/><label>ISBN: </label>9-71420458-5