Danell, Ö. E. (1980). Studies concerning selection objectives in animal breeding. Swedish University of Agricultural Sciences, Dept. of Animal Breeding and Genetics.
Lua i Stíl Chicago (17ú heag.)Danell, Öje E. Studies Concerning Selection Objectives in Animal Breeding. Uppsala: Swedish University of Agricultural Sciences, Dept. of Animal Breeding and Genetics, 1980.
Lua MLA (8ú heag.)Danell, Öje E. Studies Concerning Selection Objectives in Animal Breeding. Swedish University of Agricultural Sciences, Dept. of Animal Breeding and Genetics, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.