APA (7e ed.) Bronvermelding

Não informado. Publications of the Earth Physics Branch. Department of Energy, Mines and Resources.

Chicago (17e ed.) Bronvermelding

Não informado. Publications of the Earth Physics Branch. Ottawa: Department of Energy, Mines and Resources.

MLA (8e ed.) Bronvermelding

Não informado. Publications of the Earth Physics Branch. Department of Energy, Mines and Resources.

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