Style de citation APA (7e éd.)
(1981). Prices of agricultural products and selected inputs in Europe and North America 1979/1980. United Nations.
Style de citation Chicago (17e éd.)
Prices of Agricultural Products and Selected Inputs in Europe and North America 1979/1980. New York: United Nations, 1981.
Style de citation MLA (9e éd.)
Prices of Agricultural Products and Selected Inputs in Europe and North America 1979/1980. United Nations, 1981.
Attention : ces citations peuvent ne pas être correctes à 100%.