Lebron, Ilsa. "Conozcamos los números ". OER Commons. Institute for the Study of Knowledge Management in Education, 21 Jan. 2016. Web. 23 Nov. 2024. <https://oercommons.org/authoring/11685-conozcamos-los-n%C3%BAmeros>.
Lebron, I. (2016, January 21). Conozcamos los números . OER Commons. Retrieved November 23, 2024, from https://oercommons.org/authoring/11685-conozcamos-los-n%C3%BAmeros.