عزيز خالد. Class Disruption and its relationship with academic achievement Among Middle School Pupils : تاريخ الاستلام:28/12/ 2019 تاريخ القبول:03/08/2020. Human Resources Development Research, [S. l.], v. 15, n. 03, p. 80–102, 2020. Disponível em: https://rdrh.univ-setif2.dz/index.php/rdrh/article/view/221. Acesso em: 2 nov. 2026.