Eayrs, J. (1961). Northern approaches: Canada and the search for peace. Macmillan Co. of Canada.
Chicago-referens (17:e uppl.)Eayrs, James. Northern Approaches: Canada and the Search for Peace. Toronto: Macmillan Co. of Canada, 1961.
MLA-referens (9:e uppl.)Eayrs, James. Northern Approaches: Canada and the Search for Peace. Macmillan Co. of Canada, 1961.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.