By Oers Bert Van   Wardekker Willem   in Journal of Curriculum Studies

ISSN:1366-5839|31|2|229-249

Routledge Ltd‎(1999)‎

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By Roegholt Sietske   Wardekker Wim   Oers Bert Van   in Journal of Curriculum Studies

ISSN:1366-5839|30|2|125-141

Routledge Ltd‎(1998)‎

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By Terwel Jan   van Oers Bert   van Dijk Ivanka   van den Eeden Pieter   in Educational Research and Evaluation

ISSN:1380-3611|15|1|25-44

Routledge Ltd‎(2009)‎

Access to resources Favorite 10.149622