Ethics of environment and development :  Global challenge, international response / 
Ed. by j. Ronald engel and Joan gibb engel ; illustrated by John d. Petersen 
 - 264 páginas 
<br/><br/><label>ISBN: </label>0816511837 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conservación de los recursos naturales<br/>Política ambiental
<br/><br/><label>LC Class. No.: </label>S928  / E74