APA (7e ed.) Bronvermelding

International Energy Agency. (1979). Crude oil import prices, 1973-1978: Evolution des prix a l'importation du petrole brut entre 1973 et 1978. Organisation for Economic Co-operation and Development.

Chicago (17e ed.) Bronvermelding

International Energy Agency. Crude Oil Import Prices, 1973-1978: Evolution Des Prix a L'importation Du Petrole Brut Entre 1973 Et 1978. [Paris]: Organisation for Economic Co-operation and Development, 1979.

MLA (9e ed.) Bronvermelding

International Energy Agency. Crude Oil Import Prices, 1973-1978: Evolution Des Prix a L'importation Du Petrole Brut Entre 1973 Et 1978. Organisation for Economic Co-operation and Development, 1979.