YUAN, K. A Value-Added Study of Teacher Spillover Effects Across Four Core Subjects in Middle Schools. Education Policy Analysis Archives, [S. l.], v. 23, p. 38, 2015. DOI: 10.14507/epaa.v23.1761. Disponível em: https://epaa.asu.edu/index.php/epaa/article/view/1761. Acesso em: 18 apr. 2024.