Author
United States. Congress. Senate. Committee on Homeland Security and Governmental Affairs
4
United States. Congress. Senate. Committee on the Judiciary. Subcommittee on Terrorism and Homeland Security
2
United States. Office of the Director of National Intelligence,
2
Federal Depository Library Program,
1
United States. Congress. House. Committee on Armed Services. Subcommittee on Terrorism, Unconventional Threats, and Capabilities
1
United States. Congress. House. Committee on Government Reform and Oversight. Subcommittee on National Security, International Affairs, and Criminal Justice,
1
United States. Congress. Senate. Committee on the Judiciary. Subcommittee on Immigration, Border Security, and Citizenship
1
United States. Executive Office of the President,
1
United States. Government Publishing Office,
1
United States. White House Office,
1