Hibbert, Christopher, author
Guild Publ., 1987
Buku Teks
edited by Gordon Greenwood
Angus and Robertson, 1955
Buku Teks
Geertz, Clifford, author
MIT Press, 1965
Buku Teks
McInnis, Edgar, author
Clarke Irwin, 1956
Buku Teks
edited by Gordon Greenwood
Angus and Robertson, 1969
Buku Teks