A focus on lakes/rivers in environmental education 

 - Japan :   International Lake Environment Committee,   1997. 
 - 165 p. 
<br/><br/><label>ISBN: </label>4906356222 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LAGOS<br/>RIOS<br/>MEDIO AMBIENTE
<br/><br/><label>Universal Decimal Class. No.: </label>556.55