Não informado. (1949). South Dakota Farm & Home Research. South Dakota Agricultural Experiment Station.
Citace podle Chicago (17th ed.)Não informado. South Dakota Farm & Home Research. Brookings, SD: South Dakota Agricultural Experiment Station, 1949.
Citace podle MLA (8th ed.)Não informado. South Dakota Farm & Home Research. South Dakota Agricultural Experiment Station, 1949.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..