Não informado. (1938). Balance of Payments Yearbook. International Monetary Fund.
Chicago-referens (17:e uppl.)Não informado. Balance of Payments Yearbook. Washington: International Monetary Fund, 1938.
MLA-referens (8:e uppl.)Não informado. Balance of Payments Yearbook. International Monetary Fund, 1938.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.