Employment and earnings statistics for the United States, 1909-62. Based on the 1957 Standard industrial classification.
| مؤلف مشترك: | |
|---|---|
| التنسيق: | كتاب |
| اللغة: | English |
| منشور في: |
Washington
1968.
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| سلاسل: | Its Bulletin no. 1312-6
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