Morton, Desmond, author
Hurtiga, [s.a.]
Buku Teks
Masters, Donald C., author
D. Van Nostrand, 1958
Buku Teks
Creighton, Donald, author
Macmillan, 1977
Buku Teks
McInnis, Edgar, author
Clarke Irwin, 1956
Buku Teks
McInnis, Edgar, author
Holt, Rinehart and Winston of Canada, 1982
Buku Teks