USA Congress Senate Committee on Governmental Affairs. (1990). Threat of terrorism and government responses to terrorism: Hearing before the Committee on Governmental Affairs, United States Senate, 101. Congress, 1. session, September 11, 1989. Senate hearing.
Chicago-Zitierstil (17. Ausg.)USA Congress Senate Committee on Governmental Affairs. "Threat of Terrorism and Government Responses to Terrorism: Hearing Before the Committee on Governmental Affairs, United States Senate, 101. Congress, 1. Session, September 11, 1989." Senate Hearing 1990.
MLA-Zitierstil (9. Ausg.)USA Congress Senate Committee on Governmental Affairs. "Threat of Terrorism and Government Responses to Terrorism: Hearing Before the Committee on Governmental Affairs, United States Senate, 101. Congress, 1. Session, September 11, 1989." Senate Hearing, 1990.