Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL United States. Congress. Joint Economic Committee. Subcommittee on Foreign Economic Policy,"A foreign economic policy for the 1970's : hearings before the Subcommittee on foreign economic policy of the Joint Economic Committee, Congress of the United States, Nintey-second Congress, first session",,Congressional Information Service,2000,"U.S. Congressional Committee Publications on GATT & WTO, 1949-1999",,,,https://cir.nii.ac.jp/crid/1130282269080443136