International classification of occupations for migration and employment placement Vol. 2, 2, Tables of occupational comparability = Tables de comparabilité des professions, Major occupational groups 7 through 9 = Groupes de professions 7 à 9
- Språk
- Engelska
| Förlag | År | Ort | Om boken | ISBN |
|---|---|---|---|---|
| International Labour Office | 1952 | Schweiz, Geneva | 481 sidor. |