Não informado. (2020). Summary Report of the Geological Survey Branch of the Department of Mines. Geological Survey of Canada.
Chicago (17e ed.) BronvermeldingNão informado. Summary Report of the Geological Survey Branch of the Department of Mines. Ontario, Canada: Geological Survey of Canada, 2020.
MLA (8e ed.) BronvermeldingNão informado. Summary Report of the Geological Survey Branch of the Department of Mines. Geological Survey of Canada, 2020.
Let op: Deze citaties zijn niet altijd 100% accuraat.