Campagnaro, Marnie. “The Function of Play in Bruno Munari’s Children’s Books. A Historical Overview”. Ricerche di Pedagogia e Didattica. Journal of Theories and Research in Education 11, no. 3 (January 1, 2016): 93–105. Accessed May 1, 2024. https://rpd.unibo.it/article/view/6449.