Mellink, A.F. “J. Bank, S. Temming, Van Brede Visie Tot Smalle Marge. Acht Prominente Socialisten over SDAP En De PvdA”. BMGN - Low Countries Historical Review 98, no. 3 (January 1, 1983): 516–518. Accessed November 24, 2024. https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-102627.