Robert, Paul
Dictionnaires le Robert, 1993
Buku Referensi
Payen, Fernand
Paris Grasset 1939
Buku Teks
Precheur, Claude
Librairie Armand Colin , 1963
Buku Teks
Furet, Francois, author
Gadjah Mada University Press, 1989
Buku Teks
Walschap, Gerard
Meulenhoff,
Buku Teks