APA-viite (7. p.)
ebrary, Inc, & Gonçalves, F. J. (2012). Contributions to the UN Decade of Education for Sustainable Development. Peter Lang.
Chicago-viite (17. p.)
ebrary, Inc, ja Fernando J. Gonçalves. Contributions to the UN Decade of Education for Sustainable Development. Frankfurt am Main: Peter Lang, 2012.
MLA-viite (9. p.)
ebrary, Inc, ja Fernando J. Gonçalves. Contributions to the UN Decade of Education for Sustainable Development. Peter Lang, 2012.
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