edited by Russell A. Fraser and Norman Rabkin
Macmillan, 1976
Buku Teks
edited by Arthur F. Kinney and Thomas Warren Hopper
Wiley/Balckwell, 2017
Buku Teks
edited and introduced by Richard Wilson and Richard Dutton
Longman, 1992
Buku Teks
Trevelyan, George Macaulay, 1876-1962, author
Longmans, Green, 1950
Buku Teks
Evans, B. Ifor
Penguin Books , 1948
Buku Teks