Não informado. (1919). Forestry Commission Bulletin. Forestry Commission.
Style de citation Chicago (17e éd.)Não informado. Forestry Commission Bulletin. London: Forestry Commission, 1919.
Style de citation MLA (8e éd.)Não informado. Forestry Commission Bulletin. Forestry Commission, 1919.
Attention : ces citations peuvent ne pas être correctes à 100%.