Systems analysis and operations research: A tool for policy and program planning for developing countries.
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| 格式: | 圖書 |
| 語言: | English |
| 出版: |
Washington, D.C.
National Academy of Sciences
c1976.
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| 主題: |
| 企業作者: | |
|---|---|
| 格式: | 圖書 |
| 語言: | English |
| 出版: |
Washington, D.C.
National Academy of Sciences
c1976.
|
| 主題: |