Approaches and methods used in long-term social planning and policy-making conclusions of the Seminar at Arc-et-Senans, France (3-10 May 1972) and collection of working papers submitted to the Seminar.
| 企业作者: | , |
|---|---|
| 格式: | 图书 |
| 语言: | English |
| 出版: |
New York
United Nations
1973.
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| 丛编: | [Document] United Nations
ECE/EC.AD/3 |
| 主题: |