APA (7e ed.) Bronvermelding

Não informado. (1957). Canadian Journal of Soil Science. Agricultural Institute of Canada.

Chicago (17e ed.) Bronvermelding

Não informado. Canadian Journal of Soil Science. Ottawa: Agricultural Institute of Canada, 1957.

MLA (8e ed.) Bronvermelding

Não informado. Canadian Journal of Soil Science. Agricultural Institute of Canada, 1957.

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