Westerman, C. Y. K., Brnich, M. J., & Kosmoski, C. (2011). Radio 101: Operating two-way radios every day and in emergencies : instructor's guide. Department of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Office of Mine Safety and Health Research.
Chicago Style (17th ed.) CitationWesterman, Catherine Y. Kingsley, M. J. Brnich, and Carin Kosmoski. Radio 101: Operating Two-way Radios Every Day and in Emergencies : Instructor's Guide. Pittsburgh, PA ; Spokane, WA: Department of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Office of Mine Safety and Health Research, 2011.
MLA (9th ed.) CitationWesterman, Catherine Y. Kingsley, et al. Radio 101: Operating Two-way Radios Every Day and in Emergencies : Instructor's Guide. Department of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Office of Mine Safety and Health Research, 2011.