ZVOCH, K.; STEVENS, J. J. A Multilevel, Longitudinal Analysis of Middle School Math and Language Achievement. Education Policy Analysis Archives, [S. l.], v. 11, p. 20, 2003. DOI: 10.14507/epaa.v11n20.2003. Disponível em: https://epaa.asu.edu/index.php/epaa/article/view/248. Acesso em: 28 mar. 2024.