Edited by Laura S. Etheredge
Britannica Educational Pub. in association with Rosen Educational Services, 2010
Buku Teks
edited by John Miksic
Archipelago Press, [date of publication not identified]
Buku Teks
Jordan, Winthrop D., author
McDaugal, Littell, 1992
Buku Teks
Boyer, Carl B. (Carl Benjamin), 1906-1976, author
John Wiley & Sons, 1989
Buku Teks
Farrington, Karen, author
Chancellor Pres, 1998
Buku Referensi