“P. Obbema, De Middeleeuwen in Handen. Over De Boekcultuur in De Late Middeleeuwen”. BMGN - Low Countries Historical Review 113, no. 4 (January 1, 1998): 519–520. Accessed November 23, 2024. https://ojstest.minions.amsterdam/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-105538.