Purdue University. Agricultural Experiment Station & Purdue University. Agricultural Experiment Station. Department of Animal Husbandry. (1942). Mimeo. [Purdue University, Agricultural Experiment Station].
Chicago-viite (17. p.)Purdue University. Agricultural Experiment Station ja Purdue University. Agricultural Experiment Station. Department of Animal Husbandry. Mimeo. [Lafayette, Ind.]: [Purdue University, Agricultural Experiment Station], 1942.
MLA-viite (8. p.)Purdue University. Agricultural Experiment Station ja Purdue University. Agricultural Experiment Station. Department of Animal Husbandry. Mimeo. [Purdue University, Agricultural Experiment Station], 1942.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.