Lua APA (7ú heag.)
International Energy Agency & ProQuest (Firm). (2009). IEA scoreboard 2009: 35 key energy trends over 35 years. OECD/IEA.
Lua i Stíl Chicago (17ú heag.)
International Energy Agency agus ProQuest (Firm). IEA Scoreboard 2009: 35 Key Energy Trends over 35 Years. Paris: OECD/IEA, 2009.
Lua MLA (9ú heag.)
International Energy Agency agus ProQuest (Firm). IEA Scoreboard 2009: 35 Key Energy Trends over 35 Years. OECD/IEA, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.