Cita APA (7th ed.)
(2000). International direct investment statistics yearbook 1999 = Annuaire des statistiques d'investissement direct international 1999 (1999 edition.). OECD.
Cita Chicago (17th ed.)
International Direct Investment Statistics Yearbook 1999 = Annuaire Des Statistiques D'investissement Direct International 1999. 1999 edition. Paris Cedex, France: OECD, 2000.
Cita MLA (9th ed.)
International Direct Investment Statistics Yearbook 1999 = Annuaire Des Statistiques D'investissement Direct International 1999. 1999 edition. OECD, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.