Probleme der bäuerlichen Kinderarbeit.
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| OCLC: | 6101259 |
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| 主要作者: | |
| 語言: | German |
| 出版: |
[Marburg?
1957?]
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| 主題: | |
| 格式: | Thesis Monograph Note that CRL will digitize material from the collection when copyright allows. |