KUHLEMEIER, H.; BERGH, H. van den. De proefpeiling Nederlands 4; Minimale prestaties. Levende Talen Magazine, Utrecht, Nederland, v. 77, n. 450, p. 179–183, 1990. Disponível em: https://lt-tijdschriften.nl/ojs/index.php/ltm/article/view/1388. Acesso em: 2 mei. 2024.