Wallace, W. Stewart, author
Macmillan, 1945
Buku Referensi
Wallacem W. Stewart
Macmillan, 1945
Buku Teks
Taylor, Charles
House of Anansi, 1977
Buku Teks
Dawson, R. MacGregor
Universitas of Toronto Press , 1958
Buku Teks
Hutchison, Bruce, author
Longmans Green, 1953
Buku Teks