Purdue University. Agricultural Experiment Station & Purdue University. Agricultural Experiment Station. Department of Animal Husbandry. (1942). Mimeo. [Purdue University, Agricultural Experiment Station].
Lua i Stíl Chicago (17ú heag.)Purdue University. Agricultural Experiment Station agus Purdue University. Agricultural Experiment Station. Department of Animal Husbandry. Mimeo. [Lafayette, Ind.]: [Purdue University, Agricultural Experiment Station], 1942.
Lua MLA (8ú heag.)Purdue University. Agricultural Experiment Station agus Purdue University. Agricultural Experiment Station. Department of Animal Husbandry. Mimeo. [Purdue University, Agricultural Experiment Station], 1942.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.