Barness, Sophie. "Sophie's Test resource". OER Commons. Institute for the Study of Knowledge Management in Education, 08 Nov. 2013. Web. 22 Aug. 2024. <https://oercommons.org/authoring/4121-sophie-s-test-resource>.
Barness, S. (2013, November 08). Sophie's Test resource. OER Commons. Retrieved August 22, 2024, from https://oercommons.org/authoring/4121-sophie-s-test-resource.