Clokie, H. Mcd.
Toronto Langmans, Green 1950
Buku Teks
C.J. Harris, editor
Quick Canadian Fact , 1981
Buku Referensi
[publisher not identified], [date of publication not identified]
Buku Teks
edited by John Mechaf & Clark Blaise
Oberon Press , 1978
Buku Teks
Wallace, W. Stewart, author
Macmillan, 1945
Buku Referensi