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International Standard Classification of Occupations
| Hovedforfatter: | |
|---|---|
| Format: | Printed Book |
| Sprog: | English |
| Udgivet: |
[s.l:
International Labour Office,
1949.
|
| Udgivelse: | 1949. |
| Fag: |
| Fysisk beskrivelse: | II;139p. |
|---|