APA (7e ed.) Bronvermelding

Não informado. (1961). Forestry in South Africa. Department of Forestry.

Chicago (17e ed.) Bronvermelding

Não informado. Forestry in South Africa. Pretoria, Africa do Sul: Department of Forestry, 1961.

MLA (8e ed.) Bronvermelding

Não informado. Forestry in South Africa. Department of Forestry, 1961.

Let op: Deze citaties zijn niet altijd 100% accuraat.