1.
|
[Paris, France] : [UNESCO], 1979.
French | 6A OMPI |
|
2.
|
[Place of publication not identified] : [publisher not identified], 1997.
Spanish | N 771 EME.I |
|
3.
|
[Geneva, Switzerland] : [World Intellectual Property Organization], 1983.
English | 6B OMPI |
|
4.
|
[Geneva, Switzerland] : [World Intellectual Property Organization], 1987.
English | 6B OMPI |
|
5.
|
[Geneva, Switzerland] : [World Intellectual Property Organization], 1979.
English | 6B OMPI |
|
6.
|
[Place of publication not identified] : [publisher not identified], 1977?.
Spanish | N 40 EME.R |
|
7.
|
[Geneva, Switzerland] : [World Intellectual Property Organization], 1977.
English | 6B OMPI |
|
8.
|
[Paris, France] : [UNESCO], 1977.
French | 6A OMPI |
|
9.
|
[Paris, France] : [UNESCO], 1983.
Spanish | 6A OMPI |
|
10.
|
[Paris, France] : [UNESCO], 1987.
French | 6A OMPI |
|