1. The SAGE Encyclopedia of Qualitative Research Methods
2. 28. National Association of State Emergency Medical Services Officials. The organization, staffing and function of state and territorial EMS offices. Published 2005. https://www.nasemso.org/Resources/Monographs/documents/Staffing-OfcFunctionMonograph12-2005.pdf. Accessed October 3, 2017.
3. 2. EMS.gov. Preparedness: fostering collaboration across federal government to enhance readiness for catastrophic incidents. National Highway Traffic Safety Administration. n. d. https://www.ems.gov/preparedness.html. Accessed March 9, 2020.
4. 32. National Highway Traffic Safety Administration. National emergency medical services education standards. Published 2009. https://www.ems.gov/pdf/education/EMS-Education-for-the-Future-A-Systems-Approach/National_EMS_Education_Standards.pdf. Published 2009. Accessed October 3, 2017.
5. 34. National EMS Management Association. The seven pillars of national EMS officer competencies. Published 2014. https://www.nemsma.org/page/TheSevenPillarsofNationalEMSOfficerCompetencies. Accessed October 3, 2017.