Landin, B. (1961). Ecological studies on dung-beetles: (Col. Scarabaeidae). Entomologiska sällskapet.
Lua i Stíl Chicago (17ú heag.)Landin, Bengt-Olof. Ecological Studies on Dung-beetles: (Col. Scarabaeidae). Lund: Entomologiska sällskapet, 1961.
Lua MLA (8ú heag.)Landin, Bengt-Olof. Ecological Studies on Dung-beetles: (Col. Scarabaeidae). Entomologiska sällskapet, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.