1.
|
London : Longman, c1990. Second edition.
English | R 51 ROB.M |
|
2.
|
[Paris, France] : [UNESCO], 1923.
French | 6A OMPI |
|
3.
|
Altdorf : Gisler & Cie, 1936.
German | R 51 HUB.U |
|
4.
|
Nomos-Verl.-Ges : Baden-Baden [Germany], 1993.
German | 24 DE |
|
5.
|
[Paris, France] : [UNESCO], 1921.
French | 6A OMPI |
|
6.
|
[Paris, France] : [UNESCO], [1991]
French | 6A OMPI |
|
7.
|
Müchen [Germany] : Verlag Dokumentation, 1982.
German | 5 DE |
|
8.
|
Müchen [Germany] : Verlag Dokumentation, 1983.
German | 5 DE |
|