Johnson, Elmer D.
Scarecrow Press, 1970
Buku Teks
Sansom, George Bailey, Sir, 1883-1965
The Gresset Press, 1950;1950;1950
Buku Teks
Cheney, L.J
The New American Library , 1959
Buku Teks
Carr, Edward Hallet
Macmillan, 1946
Buku Teks
Sansom, George Bailey, Sir, 1883-1965
The Creasst Press, 1950
Buku Teks