Press and Information Office of the Federal Government, 1961
Buku Teks
Adenauer, Konrad
The Press and Information Office of the Federal Government, 1961
Buku Teks
Muller, Karlhans
Inter Nationes, 1981
Buku Teks
Muller-Daehn, Claus
Inter Nationes, 1969
Buku Teks
Erhard, Ludwig, author
George Allen and Unwin, 1954
Buku Teks