Santiago, Florenda I. <br/><br/>
Environmental science:  a shared responsibility towards the earth / 
Florenda I. Santiago, Salvacion L. Dorado, Lourdes E. Contreras, Ma. Salvacion G. Aquino, Elisinor P. Retondo, Melchora B. Lamorena 
 - 1st ed. 
 - Manila:  Rex Book Store,   c1996 
 - x, 162p.:  ill. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>971-23-2026-x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental science<br/>Environmental protection
<br/><br/><label>Dewey Class. No.: </label>Fil. 333.7 En61 1996