Las Normas internacionales del trabajo: manual de educacion obrera
| Format: | Book |
|---|---|
| Language: | Spanish |
| Published: |
Ginebra :
OIT,
1978.
|
| Edition: | 1. edición -- |
| Subjects: |
| Format: | Book |
|---|---|
| Language: | Spanish |
| Published: |
Ginebra :
OIT,
1978.
|
| Edition: | 1. edición -- |
| Subjects: |