APA (7e ed.) Bronvermelding

Eayrs, J. (1961). Northern approaches: Canada and the search for peace. Macmillan Co. of Canada.

Chicago (17e ed.) Bronvermelding

Eayrs, James. Northern Approaches: Canada and the Search for Peace. Toronto: Macmillan Co. of Canada, 1961.

MLA (9e ed.) Bronvermelding

Eayrs, James. Northern Approaches: Canada and the Search for Peace. Macmillan Co. of Canada, 1961.