The meaning of child labor,
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| OCLC: | 2439008 |
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| 主要作者: | |
| 語言: | English |
| 出版: |
Chicago,
A. C. McClung & co.,
1922.
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| 叢編: | National social science series.
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| 主題: | |
| 格式: | Monograph Note that CRL will digitize material from the collection when copyright allows. |