Warren, Julia. "World Wa". OER Commons. Institute for the Study of Knowledge Management in Education, 01 Jul. 2017. Web. 24 Aug. 2024. <https://oercommons.org/authoring/22939-world-wa>.
Warren, J. (2017, July 01). World Wa. OER Commons. Retrieved August 24, 2024, from https://oercommons.org/authoring/22939-world-wa.