GRAY, A.; STANLEY, P. Forty years on. Teachers and Curriculum, [S. l.], v. 5, n. 1, 2017. DOI: 10.15663/tandc.v5i1.220. Disponível em: https://tandc.ac.nz/index.php/tandc/article/view/220. Acesso em: 15 apr. 2024.