Não informado. (1981). OECD financial statistics. Organization for Economic Co-operation and Development.
Chicago-referens (17:e uppl.)Não informado. OECD Financial Statistics. Paris: Organization for Economic Co-operation and Development, 1981.
MLA-referens (8:e uppl.)Não informado. OECD Financial Statistics. Organization for Economic Co-operation and Development, 1981.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.