VAGI, R. L.; COLLINS, C.; CLARK, T. Identifying scalable policy solutions: A state-wide cross-classified analysis of factors related to early childhood literacy. Education Policy Analysis Archives, [S. l.], v. 25, p. 9, 2017. DOI: 10.14507/epaa.25.2686. Disponível em: https://epaa.asu.edu/index.php/epaa/article/view/2686. Acesso em: 27 jun. 2022.