1. CSO Magazine Online, CSO fundamentals: The ABC’s of physical and IT convergence. Retrieved March 2, 2007 from http://www.csoonline.com/fundamentals/abc_convergence.html.
2. Federal Emergency Management Agency, A whole community approach to emergency management: Principles, themes, and pathways to success (2011). Retrieved from: http://www.fema.gov/media-library-data/20130726-1813-25045-0649/whole_community_dec2011_2.pdf.
3. Sylves R. & Waugh W. Jr., Disaster management in the U.S. and Canada (Springfield, IL: Charles C. Thomas, 1996).
4. Paschall R., Critical incident management (Chicago, IL: The Office of International Criminal Justice, 1992).
5. Gigliotti R. & Jason R., Emergency planning for maximum protection (Boston, MA: Butterworth-Heinemann, (1991).