Geschiedenis in de Nederlandse school. BMGN - Low Countries Historical Review, [S. l.], v. 90, n. 2, p. 244–254, 1975. DOI: 10.18352/bmgn-lchr.1873. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-102035.. Acesso em: 16 jul. 2024.