(2006). Transactions of the ASABE. ASABE.
Lua i Stíl Chicago (17ú heag.)Transactions of the ASABE. ASABE, 2006.
Lua MLA (9ú heag.)Transactions of the ASABE. ASABE, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)