Não informado. (1891). Bulletin of the Washington Agricultural Experiment Station. Washington Agricultural Experiment Station.
Style de citation Chicago (17e éd.)Não informado. Bulletin of the Washington Agricultural Experiment Station. Pullman, Wash: Washington Agricultural Experiment Station, 1891.
Style de citation MLA (8e éd.)Não informado. Bulletin of the Washington Agricultural Experiment Station. Washington Agricultural Experiment Station, 1891.
Attention : ces citations peuvent ne pas être correctes à 100%.