APA (7e ed.) Bronvermelding

Não informado. (1969). Plan. Institute of South African Architects.

Chicago (17e ed.) Bronvermelding

Não informado. Plan. Johannesburg, Africa do Sul: Institute of South African Architects, 1969.

MLA (8e ed.) Bronvermelding

Não informado. Plan. Institute of South African Architects, 1969.

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