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Payment by results
| Erakunde egilea: | |
|---|---|
| Formatua: | Printed Book |
| Hizkuntza: | English |
| Argitaratua: |
Geneva
International Labour Office
1951
|
| Saila: | Studies and reports new series
|
| Gaiak: |
| Deskribapen fisikoa: | 204p. |
|---|---|
| ISBN: | 9221000060 |