1.
New York, New York : The Copyright Society of the USA, 1986.
English | 14 US |
2.
[Paris, France] : [Association frandcaise pour la diffusion du droit d'auteur national et international], 1979.
English | 53 FR |
3.
4.
[Geneva, Switzerland] : [World Intellectual Property Organization], 1978.
English | 6B OMPI |
5.
6.
[Geneva, Switzerland] : [World Intellectual Property Organization], 1977.
English | 6B OMPI |