The heart of europe
Theo Publishing,
 Majalah, Jurnal, Buletin
McLoughlin, Clara
Exploring europe: Europe on the move / Clara McLoughlin; Faith Kilford
Office for Official, 1996
 Buku Teks SO
Laqueur, Walter Z.
Europe since Hitler the rebirth of Europe
Penguin Books, 1982
 Buku Teks SO
The Times guide to the peoples of Europe
edited by Felipe Fernandez-Armesto
Times Books, 1994
 Buku Referensi
Kamen, Henry
Who's who in Europe 1450-1750
Routledge, 2000
 Buku Referensi