BREDESON, P. V. Union Contracts and Teacher Professional Development. Education Policy Analysis Archives, [S. l.], v. 9, p. 26, 2001. DOI: 10.14507/epaa.v9n26.2001. Disponível em: https://epaa.asu.edu/index.php/epaa/article/view/355. Acesso em: 20 apr. 2024.