Dennis, Samuel F. <br/><br/>
Environment education in the school curriculum  : international workshop held  on 20th June - July 10, 1970 at Forest Institute Carson City 

 - Various pagings.  ; 30cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental education<br/>School curriculum<br/>Unesco    <br/> IUCN
<br/><br/><label>LC Class. No.: </label>EAF FOS D4.E58