By Biemans Harm   Van Mil Marc   in The Journal of Agricultural Education and Extension

ISSN:1389-224X|14|3|265-278

Routledge Ltd‎(2008)‎

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By Klop Tanja   Severiens Sabine   Knippels Marie-Christine   van Mil Marc   Ten Dam Geert   in International Journal of Science Education

ISSN:1464-5289|32|9|1127-1150

Routledge Ltd‎(2010)‎

Access to resources Favorite 9.251408