APA

United States, . (2002). Bioterrorism, 2001: hearings before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Seventh Congress, first session, special hearings, October 3, 2001, Washington, DC ; October 28, 2001, Washington, DC ; November 2, 2001, Washington, DC ; November 29, 2001, Washington, DC. Washington: U.S. Government Printing Office.

Chicago

United States, . 2002. Bioterrorism, 2001: hearings before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Seventh Congress, first session, special hearings, October 3, 2001, Washington, DC ; October 28, 2001, Washington, DC ; November 2, 2001, Washington, DC ; November 29, 2001, Washington, DC. Washington: U.S. Government Printing Office.

Harvard

United States, . (2002). Bioterrorism, 2001: hearings before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Seventh Congress, first session, special hearings, October 3, 2001, Washington, DC ; October 28, 2001, Washington, DC ; November 2, 2001, Washington, DC ; November 29, 2001, Washington, DC. Washington: U.S. Government Printing Office.

MLA

United States, . Bioterrorism, 2001: hearings before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Seventh Congress, first session, special hearings, October 3, 2001, Washington, DC ; October 28, 2001, Washington, DC ; November 2, 2001, Washington, DC ; November 29, 2001, Washington, DC. Washington: U.S. Government Printing Office. 2002.