APA (7e ed.) Bronvermelding

Não informado. (1960). The Mining Engineer. Institution of Mining Engineers.

Chicago (17e ed.) Bronvermelding

Não informado. The Mining Engineer. London: Institution of Mining Engineers, 1960.

MLA (8e ed.) Bronvermelding

Não informado. The Mining Engineer. Institution of Mining Engineers, 1960.

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