Note on the proceedings /
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| 企业作者: | , |
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| 格式: | 图书 |
| 语言: | English |
| 出版: |
Geneva :
International Labour Office,
1981.
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| 主题: |
| Item Description: | At head of title: International Labour Organisation, Programme of Industrial Activities. "CCET1/8/19" |
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| 实物描述: | iii, 78 p. ; 30 cm. |
| ISBN: | 9221027155 |