Weymar, Paul
Andre Deutsch, 1957
Buku Teks
Adenauer, Konrad
The Press and Information Office of the Federal Government, 1961
Buku Teks
Press and Information Office of the Federal Government, 1961
Buku Teks
Weymar, Paul
A. Deutsch, 1957
Buku Teks
Kellen, Konrad
Frederick A. Praeger, 1961
Buku Teks