Morton, W.L.
University of Toronto Press, 1979
Buku Teks
Morton, Desmond, author
Hurtiga, [s.a.]
Buku Teks
Lower, Arthur R.M.
Longmans, Green and Company, 1958
Buku Teks
McInnis, Edgar
Holt, Rinehart and Winston of Canada, 1982
Buku Teks
Brunet, Michel
Fides, 1956
Buku Teks