SCHONEWILLE, Jack; MARTIN, Jack; WINNE, Philip H. A Comparison of Punishment and Positive Reinforcement Group Contingencies in the Modification of Inappropriate Classroom Behaviors. Canadian Journal of Education/Revue canadienne de l’éducation, [S. l.], v. 3, n. 3, p. 21–36, 1978. Disponível em: https://cje.journals.publicknowledgeproject.org/cje/index.php/cje-rce/article/view/8018. Acesso em: 19 sep. 2026.