Sokolyk, D. (1977). BUILDING SKILLS FOR COMPETENCY-BASED TEACHING (Authors: Leo D. Leonard and Robert Utz) and THE FOUNDATIONS OF COMPETENCY BASED EDUCATION (Editors: Robert Utz and Leo D. Leonard). Revue Des Sciences De l’éducation De McGill, 12(001). Consulté à l’adresse https://mje.mcgill.ca/article/view/7147