Wootton, R. J. Fish Ecology.
Lua i Stíl Chicago (17ú heag.)Wootton, R. J. Fish Ecology.
Lua MLA (9ú heag.)Wootton, R. J. Fish Ecology.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)