By Leat David   Van der Schee Joop   Vankan Leon   in European Journal of Teacher Education

ISSN:1469-5928|28|3|327-342

Routledge Ltd‎(2005)‎

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By van Rens Lisette   van Muijlwijk Jacqueline   Beishuizen Jos   van der Schee Joop   in International Journal of Science Education

ISSN:1464-5289|35|6|1012-1036

Routledge Ltd‎(2013)‎

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