Mackenzie, A., Ball, A., & Virdee, S. (1998). Instant notes in ecology. Springer Verlag.
Lua i Stíl Chicago (17ú heag.)Mackenzie, A., A.S Ball, agus S.R Virdee. Instant Notes in Ecology. Singapore: Springer Verlag, 1998.
Lua MLA (9ú heag.)Mackenzie, A., et al. Instant Notes in Ecology. Springer Verlag, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.