By Lindemann-Matthies Petra   Constantinou Constantinos   Junge Xenia   Kohler Karlheinz   Mayer Jurgen   Nagel Ueli   Raper George   Schule Diane   Kadji-Beltran Chrysanthi   in Environmental Education Research

ISSN:1469-5871|15|1|17-37

Routledge Ltd‎(2009)‎

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