Journal of Pipeline Systems Engineering and Practice. American Society of Civil Engineers.
Lua i Stíl Chicago (17ú heag.)Journal of Pipeline Systems Engineering and Practice. American Society of Civil Engineers.
Lua MLA (9ú heag.)Journal of Pipeline Systems Engineering and Practice. American Society of Civil Engineers.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.