Andrewartha, H. Introduction to the study of animal populations. Phoenix.
Lua i Stíl Chicago (17ú heag.)Andrewartha, H.G. Introduction to the Study of Animal Populations. Phoenix.
Lua MLA (8ú heag.)Andrewartha, H.G. Introduction to the Study of Animal Populations. Phoenix.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.