JAVED, A.; MUHAMMAD , N. Teachers Perceptions about Reward Systems in Classroom. Journal of Education and Social Studies, [S. l.], v. 2, n. 2, p. 59–62, 2021. DOI: 10.52223/jess.20212204. Disponível em: http://scienceimpactpub.com/journals/index.php/jess/article/view/183. Acesso em: 24 apr. 2024.