1.
Aldershot, Hampshire, England : Gower, c1983.
English | N 711 BRO.A |
2.
3.
4.
[Geneva, Switzerland] : [World Intellectual Property Organization], 1980.
English | 6B OMPI |
5.
6.
7.
[Paris, France] : [Association frandcaise pour la diffusion du droit d'auteur national et international], 1983.
French | 53 FR |
8.
9.
[Place of publication not identified] : [publisher not identified], 1978.
English | N 7117(1211:121) FR 53 |
10.