Life earnings in selected occupations in the United States,
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| 格式: | 图书 |
| 语言: | English |
| 出版: |
New York and London,
Harper & Brothers,
1937.
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| 版: | 1st ed. |
| 主题: |
| 实物描述: | xx,408p. incl.tables. 24cm. |
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| 参考书目: | "A few selected references": p.403-405; "Studies in progress": p.[406] |