APA (7th ed.) Zitazioa
(1981). RESEARCH-REPORTS institute international. International Institute for Applied Systems Analysis.
Chicago Style (17th ed.) Zitazioa
RESEARCH-REPORTS Institute International. Laxenburg, Austria: International Institute for Applied Systems Analysis, 1981.
MLA (9th ed.) Zitazioa
RESEARCH-REPORTS Institute International. International Institute for Applied Systems Analysis, 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.