Bos, Nikita E.S. “Harro Maas, Spelregels Van Economen. De Ontwikkeling Van Economiebeoefening”. TSEG - The Low Countries Journal of Social and Economic History 9, no. 2 (June 15, 2012): 126–127. Accessed November 24, 2024. https://tseg.nl/article/view/7540.