Glossary of environmental education terms / 
International Environmental Education Programme, Unesco-UNEP . 
 - [Budapest], Hungary :  National Centre for Educational Technology (OOK-tti),  1983. 
 - 36, 31 p.;  20 cm. 
<br/><br/> English-Hungarian. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Hungarian.--Terms and phrases--Dictionaries<br/>Environmental education--English.--Terms and phrases--Dictionaries<br/>Environmental education--Hungarian.--Terms and phrases--Dictionaries<br/>Hungarian language--English.--Terms and phrases--Dictionaries