International affairs functions of the treasury and the Export Administration Act [microform] : hearings before the Subcommittee on International Finance and Monetary Policy of the Committee on Banking, Housing, and Urban Affairs, United States Senate, Ninety-seventh Congress, first session, on the international affairs functions of the Department of the Treasury, and the export control system for commercially available commodities as administered by the Department of Commerce and a group of consulting agencies, April 30, 1981