Não informado. (1938). Journal of the South African Forestry Association. South African Forestry Association.
Style de citation Chicago (17e éd.)Não informado. Journal of the South African Forestry Association. Pretoria, Africa do Sul: South African Forestry Association, 1938.
Style de citation MLA (8e éd.)Não informado. Journal of the South African Forestry Association. South African Forestry Association, 1938.
Attention : ces citations peuvent ne pas être correctes à 100%.