Schijndel, F. van (1994). Wisconsin Card Sorting Test. Computerversie. Handleiding [computer
version. Manual]. Lisse: Swets & Zeitlinger.
Van Schijndel, F. (1994). Wisconsin Card Sorting Test. Computerversie. Handleiding [computer
version. Manual]. Lisse: Swets & Zeitlinger.Van Schijndel, F. (1994). Wisconsin Card Sorting Test. Computerversie. Handleiding [computerversion. Manual]. Lisse: Swets & Zeitlinger.