Canals, Jordi, author
Clarendon Press, 1993
Buku Teks
Hawkes, John, author
Harper Colophon, 1981
Buku Teks
Black, Wendy
PBC International, 1994
Buku Referensi
Heinz GaÌ?rtner, Adrian Hyde-Price, Erich Reiter
Lynne Rienner Publishers, 2001
Buku Teks
Laqueur, Walter
N.Y Penguin, 1982
Buku Teks