edited by The Linguistic Section of the Foreign Office of the Federal Republic of Germany
Press and Information Office, 1973
Buku Teks SO
Heyde, Wolfgang
C.F. Muller Juristischer Verlag, 1999
Buku Teks
Kohlhammer, 1961
Buku Teks SO
Muller-Daehn, Claus
Inter Nationes, 1969
Buku Teks
edited, Ute Braun
German Academic Exchange Service, [Date of publication not identified]
Buku Teks SO