APA

United States, . (2002). Cloning, 2001: hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Seventh Congress, first session : special hearing, December 4, 2001, Washington, DC. Washington: U.S. Government Printing Office.

Chicago

United States, . 2002. Cloning, 2001: hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Seventh Congress, first session : special hearing, December 4, 2001, Washington, DC. Washington: U.S. Government Printing Office.

Harvard

United States, . (2002). Cloning, 2001: hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Seventh Congress, first session : special hearing, December 4, 2001, Washington, DC. Washington: U.S. Government Printing Office.

MLA

United States, . Cloning, 2001: hearing before a subcommittee of the Committee on Appropriations, United States Senate, One Hundred Seventh Congress, first session : special hearing, December 4, 2001, Washington, DC. Washington: U.S. Government Printing Office. 2002.