Não informado. (1947). Scottish forestry. Royal Scottish Forestry Society.
Style de citation Chicago (17e éd.)Não informado. Scottish Forestry. Edinburgh, Inglaterra: Royal Scottish Forestry Society, 1947.
Style de citation MLA (8e éd.)Não informado. Scottish Forestry. Royal Scottish Forestry Society, 1947.
Attention : ces citations peuvent ne pas être correctes à 100%.