Principal factors affecting labour productivity trends in the iron and steel industry
Сохранено в:
| Вид документа: | |
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| Автор: | United Nations. Economic Commission for Europe |
| Опубликовано: | New York : United Nations , 1969 |
| Физические характеристики: |
v, 200 c.
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| Язык: | Английский |
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