United Nations. Statistical Office. (1983). Yearbook of national accounts statistics.: Individual country data. United Nations.
Παραπομπή Chicago StyleUnited Nations. Statistical Office. Yearbook of National Accounts Statistics.: Individual Country Data. New York: United Nations, 1983.
Παραπομπή MLAUnited Nations. Statistical Office. Yearbook of National Accounts Statistics.: Individual Country Data. United Nations, 1983.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.