Apprenticeship in American trade unions.
| المؤلف الرئيسي: | |
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| التنسيق: | كتاب |
| اللغة: | English |
| منشور في: |
Baltimore
The John Hopkins Press
1907.
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| سلاسل: | John Hopkins university studies in historical and political science... Series xxv, nos. 11-12
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