The employment of children and young persons in Canada. December, 1930.
保存先:
| OCLC: | 4691772 |
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| 団体著者: | |
| 言語: | English |
| 出版事項: |
Ottawa,
F. A. Acland, printer,
1930.
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| 主題: | |
| フォーマット: | Monograph Note that CRL will digitize material from the collection when copyright allows. |