Boehm, Gero Von
Prestel, 2000
Buku Teks
Wilpert, Gero von
Alfred Kroner Verlag, 1988
Buku Teks
UI-Press , 2000
Buku Teks
Lyon, Danny
Holt, Rinehart and Winston, 1969
Buku Teks
Djilas, Milovan, 1911-1995, author
Harcourt, Brace & World, 1962
Buku Teks