(2007). Nature reviews Mei 2007. NPG.
Lua i Stíl Chicago (17ú heag.)Nature Reviews Mei 2007. NPG, 2007.
Lua MLA (8ú heag.)Nature Reviews Mei 2007. NPG, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)