M. van Bottenburg, H. Israëls, ’Aan den arbeid!’. In de wandelgangen van de Stichting van de Arbeid, 1945-1995. BMGN - Low Countries Historical Review, [S. l.], v. 111, n. 4, p. 594–595, 1996. DOI: 10.18352/bmgn-lchr.4390. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-105068.. Acesso em: 18 jul. 2024.