BECKMANN, J.; NIEUWENHUIS, J. Die onderwysmanifes oor waardes en demokrasie in die onderwys: ’n fundering of flirtasie met waardes?. South African Journal of Education, [S. l.], v. 24, n. 1, p. 55–63, 2006. DOI: 10.4314/saje.v24i1.24967. Disponível em: https://www.ajol.info/index.php/saje/article/view/24967. Acesso em: 16 oct. 2026.