Fröhlich, Cláudia Bechara, and Simone Moschen. “The Color of Time on the Progression of Letters: Notes Between Black and White on the Passage from Orality to Literacy”. Education Policy Analysis Archives 25 (September 11, 2017): 99. Accessed March 29, 2024. https://epaa.asu.edu/index.php/epaa/article/view/2886.