Butcher, Carole. "Handwashing Fact Sheet". OER Commons. Institute for the Study of Knowledge Management in Education, 25 Mar. 2020. Web. 22 Nov. 2024. <https://resourcebank.ca/authoring/3310-handwashing-fact-sheet>.
Butcher, C. (2020, March 25). Handwashing Fact Sheet. OER Commons. Retrieved November 22, 2024, from https://resourcebank.ca/authoring/3310-handwashing-fact-sheet.