Cárcamo-Vásquez, Héctor. “Citizenship and Citizenship Education: What Happens in the Classroom of a Public University in Madrid Where Future Elementary School Teachers Are Being Trained?”. Revista Electrónica Educare 19, no. 3 (July 31, 2015): 1-14. Accessed December 1, 2020. https://www.revistas.una.ac.cr/index.php/EDUCARE/article/view/6865.