Department of Homeland Security(DHS). National Protection Framework. 2nd edition. Washington, D.C.: Federal Emergency Management Agency, 2016.
National Response Framework In
3rd edition. Washington, D.C.: Department of Homeland Security, 2016.
Leyde, Philipp F.. NATO’s Partnerships: Initiatives, Institutions, and Ideas. Fort Leavenworth, Kansas: School of Advanced Military Studies United States Army Command and General Staff College, 2016.