(1990). International economic issues: Contributions. Commonwealth Secretariat.
Chicago Style (17th ed.) ZitazioaInternational Economic Issues: Contributions. London: Commonwealth Secretariat, 1990.
MLA (9th ed.) ZitazioaInternational Economic Issues: Contributions. Commonwealth Secretariat, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.