E. Koch

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The case for bilingual language tests: a study of test adaptation and analysis

E. Koch, 2009 .

First brushstrokes: initial comparative results on the Additive Bilingual Education Project (ABLE)

E. Koch, C. Foli, J. Landon, 2009 .

Testing in bilingual education projects: Lessons learnt from the Additive Bilingual Education Project

E. Koch, 2015 .

The use of language criteria for admission to higher education in South Africa: issues of bias and fairness investigated

E. Koch, J. Dornbrack, 2008 .

Investigating item and construct bias in an English verbal analogies scale

E. Koch, Ghouwa Ismail, 2012 .

The argument for evaluating monolingual language tests for equivalence across language groups

E. Koch, G. Haupt, 2012 .

An item and construct bias analysis of two language versions of a verbal analogies scale

E. Koch, R. Roomaney, 2013 .