Não informado. (1945). Station paper. U.S. Lake States Forest Experiment Station.
Style de citation Chicago (17e éd.)Não informado. Station Paper. Washington: U.S. Lake States Forest Experiment Station, 1945.
Style de citation MLA (8e éd.)Não informado. Station Paper. U.S. Lake States Forest Experiment Station, 1945.
Attention : ces citations peuvent ne pas être correctes à 100%.