Lua APA (7ú heag.)

ProQuest (Firm). (2012). Principaux agregats. OECD.

Lua i Stíl Chicago (17ú heag.)

ProQuest (Firm). Principaux Agregats. [Paris]: OECD, 2012.

Lua MLA (9ú heag.)

ProQuest (Firm). Principaux Agregats. OECD, 2012.

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