Não informado. (1938). Journal of the South African Forestry Association. South African Forestry Association.
Chicagoスタイル(17版)引用形式Não informado. Journal of the South African Forestry Association. Pretoria, Africa do Sul: South African Forestry Association, 1938.
MLA(8版)引用形式Não informado. Journal of the South African Forestry Association. South African Forestry Association, 1938.
警告: この引用は必ずしも正確ではありません.