APA

United States, . (2006). Science and ethics of human cloning: hearing before the Subcommittee on Science, Technology, and Space of the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Eighth Congress, first session, January 29, 2003. Washington: U.S. Government Printing Office.

Chicago

United States, . 2006. Science and ethics of human cloning: hearing before the Subcommittee on Science, Technology, and Space of the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Eighth Congress, first session, January 29, 2003. Washington: U.S. Government Printing Office.

Harvard

United States, . (2006). Science and ethics of human cloning: hearing before the Subcommittee on Science, Technology, and Space of the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Eighth Congress, first session, January 29, 2003. Washington: U.S. Government Printing Office.

MLA

United States, . Science and ethics of human cloning: hearing before the Subcommittee on Science, Technology, and Space of the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Eighth Congress, first session, January 29, 2003. Washington: U.S. Government Printing Office. 2006.