Research library
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By Lena Gray, Emma Armitage, Ruth Johnson, Stephen Wooding
Published 1 Aug 2018 -
By Lena Gray, Claire Jackson, Lindsay Simmonds
Published 1 Dec 2015 -
Constructing validity arguments for test combinations
By Saskia Wools, Theo Eggen, Anton Béguin
Published 24 Nov 2015 -
The effect of differential motivation on IRT linking
By Marie-Anne Mittelhaëuser, Anton Béguin, Klaas Sijtsma
Published 1 Sep 2015 -
By Christopher Wheadon, Anton Béguin
Published 3 Aug 2010 -
Question choice in GCE Ordinary Level Chemistry: candidates’ perceptions
By John Francis, Stanley Owen
Published 2 Jun 1978