Não informado. (1949). South Dakota Farm & Home Research. South Dakota Agricultural Experiment Station.
Style de citation Chicago (17e éd.)Não informado. South Dakota Farm & Home Research. Brookings, SD: South Dakota Agricultural Experiment Station, 1949.
Style de citation MLA (8e éd.)Não informado. South Dakota Farm & Home Research. South Dakota Agricultural Experiment Station, 1949.
Attention : ces citations peuvent ne pas être correctes à 100%.