APA (7e ed.) Bronvermelding

Não informado. (1971). Minerals and Mineral Products. Commonwealth Bureau of Census and Statistics.

Chicago (17e ed.) Bronvermelding

Não informado. Minerals and Mineral Products. Canberra: Commonwealth Bureau of Census and Statistics, 1971.

MLA (8e ed.) Bronvermelding

Não informado. Minerals and Mineral Products. Commonwealth Bureau of Census and Statistics, 1971.

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