Santiago, F.I. <br/><br/>
Environmental science: a shared responsibility towards the Earth 

 - Manila :  Rex Book Store ,  c1996. 
 - 162p. ;  22cm. 
<br/><br/> Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>971-23-2026-X 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>GC 363.7 E61 1996  / 6976