International Congress on Education in Botanic Gardens (4th : 1999) <br/><br/>
Power for change botanic gardens as centres of excellence in education for sustainability 

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 - Botanic Gardens Consernation International, U K   
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<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botanical sciences
<br/><br/><label>Dewey Class. No.: </label>580  INT-P