APA

United States, . (2002). Germs, toxins and terror: the new threat to America : hearing before the Subcommittee on Technology, Terrorism, and Government Information of the Committee on the Judiciary, United States Senate, One Hundred Seventh Congress, first session, November 6, 2001. Washington: U.S. G.P.O.

Chicago

United States, . 2002. Germs, toxins and terror: the new threat to America : hearing before the Subcommittee on Technology, Terrorism, and Government Information of the Committee on the Judiciary, United States Senate, One Hundred Seventh Congress, first session, November 6, 2001. Washington: U.S. G.P.O.

Harvard

United States, . (2002). Germs, toxins and terror: the new threat to America : hearing before the Subcommittee on Technology, Terrorism, and Government Information of the Committee on the Judiciary, United States Senate, One Hundred Seventh Congress, first session, November 6, 2001. Washington: U.S. G.P.O.

MLA

United States, . Germs, toxins and terror: the new threat to America : hearing before the Subcommittee on Technology, Terrorism, and Government Information of the Committee on the Judiciary, United States Senate, One Hundred Seventh Congress, first session, November 6, 2001. Washington: U.S. G.P.O. 2002.