Environmental science :  a shared responsibility towards the earth / 
Florenda I. Santiago, Salvacion Dorado, Lourdes E. Contreras, Ma.Salvacion G. Aquino, Elsinor P. Retondo, Melchora B. Lamorena. 
 - Manila, Philippines :   Rex Book Store,  1996. 
 - x,162 pages :   black and white illustrations ;  22 cm.,  paperback. 
<br/><br/> Includes glossary, bibliography, and index. 
<br/><br/><label>ISBN: </label>971232026x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental science.<br/>Biological diversity.<br/>Environmental protection.<br/>Environmental science--Study and teaching (Higher).
<br/><br/><label>Dewey Class. No.: </label>FIL 372.357 En61 1996