Krefting, Denise. "Political Campaigns: Crash Course Government and Politics". OER Commons. Institute for the Study of Knowledge Management in Education, 17 Nov. 2016. Web. 24 Apr. 2024. <https://oercommons.org/authoring/18224-political-campaigns-crash-course-government-and-po>.
Krefting, D. (2016, November 17). Political Campaigns: Crash Course Government and Politics. OER Commons. Retrieved April 24, 2024, from https://oercommons.org/authoring/18224-political-campaigns-crash-course-government-and-po.