Lucardie, A.P.M. “M.S. Van Der Land, Tussen Ideaal En Illusie. De Geschiedenis Van D66, 1966-2003”. BMGN - Low Countries Historical Review 119, no. 2 (January 1, 2004): 299–301. Accessed December 22, 2024. https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-106970.