Carter, D.L. (2006). Law enforcement intelligence: A guide for state, local, and tribal law enforcement agencies. Washington, D.C.: U.S. Department of Justice Office of Community Oriented Policing Services. Retrieved from
Grassley, C. (2013). Intelligence sharing in wake of Boston marathon bombings. Prepared Floor Statement of Senator Chuck Grassley of Iowa, Ranking Member, Senate Judiciary Committee. Washington, DC: Office of Senator Grassley. Retrieved from ProQuest.
Kredo, A. (2013). Failure to communicate: Intelligence sharing could have helped prevent Boston marathon bombing. The Washington Free Beacon. Retrieved from
N.A. (2009). LEAP: Law Enforcement Assistance and Partnership Strategy. Washington, DC: Office of Congressman Bennie Thompson. Retrieved from
Mueller, R. (2001). Address to the 108th annual conference of the international association of chiefs of police. Retrieved from
U.S. Government (2004). Intelligence reform and terrorism prevention act of 2004. Retrieved from
National Counterterrorism Center. VIDEO: About the National Counterterrorism Center. Retrieved from