[publisher not identified], [date of publication not identified]
Naskah
[publisher not identified], [date of publication not identified]
Naskah
Chambliss, William J.
Addison-Wesley, 1971
Buku Teks
Gillispie, Charles Coulston
Princeton University Press, 1980
Buku Teks SO
Aldred, Cyril
Thames and Hudson, 1965
Buku Teks SO