United States. Congress. Joint Economic Committee. Subcommittee on Energy. (1977). Energy independence or interdependence, the agenda with OPEC: Hearings ... Ninety-fifth Congress, first session, January 12 and 13, 1977. U.S. Govt. Print. Off.
Chicago-referens (17:e uppl.)United States. Congress. Joint Economic Committee. Subcommittee on Energy. Energy Independence or Interdependence, the Agenda with OPEC: Hearings ... Ninety-fifth Congress, First Session, January 12 and 13, 1977. Washington: U.S. Govt. Print. Off, 1977.
MLA-referens (9:e uppl.)United States. Congress. Joint Economic Committee. Subcommittee on Energy. Energy Independence or Interdependence, the Agenda with OPEC: Hearings ... Ninety-fifth Congress, First Session, January 12 and 13, 1977. U.S. Govt. Print. Off, 1977.