Dijkman, B. & van der Werf, F., 1 jan. 2019, Older people: improving health and social care: focus on the European Core Competences Framework.Springer Nature, blz. 263-284
Paans, W., van der Werf, F. & Nieweg, R., 15 jan. 2008, Critical thinking and clinical reasoning in the health sciences: an international multidisciplinary teaching anthology. Facione, N. (redactie). 1 redactie California: The California Academic Press, Vol. 1.