edited by George W. Brown
University of California Press, 1954
Buku Teks SO
McInnis, Edgar
Holt, Rinehart and Winston of Canada, 1982
Buku Teks
chapters by Edgar McInnis ... [et al.] ; edited by George W. Brown
University of California Press, 1953
Buku Teks SO
Morton, Desmond
Hurtiga, [s.a.]
Buku Teks SO
Creighton, Donald G.
Macmillan, 1959
Buku Teks SO