著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL United States. Congress. House. Committee on Government Operations. Legislation and National Security Subcommittee,"Discrimination against the procurement of U.S. products : hearing before the Legislation and National Security Subcommittee of the Committee on Government Operations, House of Representatives, One Hundred First Congress, second session, May 1, 1990",,Congressional Information Service,2000,"U.S. Congressional Committee Publications on GATT & WTO, 1949-1999",,,,https://cir.nii.ac.jp/crid/1130282271319502464