Humphrey, Daniel C., Julia E. Koppich, y Heather J. Hough. «Sharing the Wealth:National Board Certified Teachers and the Students Who Need Them Most». Archivos Analíticos de Políticas Educativas 13 (marzo 3, 2005): 18. Accedido julio 17, 2024. https://epaa.asu.edu/index.php/epaa/article/view/123.