IsaBelle, Claire, Andréanne Gélinas Proulx, and Hélène Meunier. “Formal, Non-Formal and Informal Education: Competency Development of French Speaking School Principals in Canada”. Swiss Journal of Educational Research 36, no. 3 (September 20, 2018): 501–522. Accessed November 22, 2024. https://sjer.ch/article/view/5109.