Schlangen, Mike. "Electromagnetic fields assessment". OER Commons. Institute for the Study of Knowledge Management in Education, 12 Dec. 2018. Web. 22 Nov. 2024. <https://wlresources.dpi.wi.gov/authoring/978-electromagnetic-fields-assessment>.
Schlangen, M. (2018, December 12). Electromagnetic fields assessment. OER Commons. Retrieved November 22, 2024, from https://wlresources.dpi.wi.gov/authoring/978-electromagnetic-fields-assessment.