Sheldon, B. (1996). Are bowerbird displays cheap?
Lua i Stíl Chicago (17ú heag.)Sheldon, B. Are Bowerbird Displays Cheap? 1996.
Lua MLA (9ú heag.)Sheldon, B. Are Bowerbird Displays Cheap? 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.