Lua APA (7ú heag.)

(1999). OECD historical statistics (1999 edition.). OECD.

Lua i Stíl Chicago (17ú heag.)

OECD Historical Statistics. 1999 edition. Paris, Cedex, France: OECD, 1999.

Lua MLA (9ú heag.)

OECD Historical Statistics. 1999 edition. OECD, 1999.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.