APA (7e ed.) Bronvermelding

Não informado. (1973). CSIR publications. Council of Scientific & Industrial Research.

Chicago (17e ed.) Bronvermelding

Não informado. CSIR Publications. Pretoria, Africa do Sul: Council of Scientific & Industrial Research, 1973.

MLA (8e ed.) Bronvermelding

Não informado. CSIR Publications. Council of Scientific & Industrial Research, 1973.

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