Lua APA (7ú heag.)

Não informado. (2004). Hydrocarbon News. Petroleum Engineer Publishing.

Lua i Stíl Chicago (17ú heag.)

Não informado. Hydrocarbon News. Dallas, Tex: Petroleum Engineer Publishing, 2004.

Lua MLA (8ú heag.)

Não informado. Hydrocarbon News. Petroleum Engineer Publishing, 2004.

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