United States. Federal Emergency Management Agency, Systan Inc, Harker, R. A., & Wilmore, A. E. (1981). Emergency evacuation management requirements and concepts. The Agency.
Chicago Style (17th ed.) CitationUnited States. Federal Emergency Management Agency, Systan Inc, Robert A. Harker, and A. E. Wilmore. Emergency Evacuation Management Requirements and Concepts. Washington, D.C.: The Agency, 1981.
MLA (9th ed.) CitationUnited States. Federal Emergency Management Agency, et al. Emergency Evacuation Management Requirements and Concepts. The Agency, 1981.
Warning: These citations may not always be 100% accurate.