Progress toward goals : proceedings of the II symposium on rapid excavations, October 16-17, 1969 /
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| Corporate Authors: | , |
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| 其他作者: | |
| 格式: | Conference Proceeding 圖書 |
| 語言: | English |
| 出版: |
Sacramento :
Sacramento State College,
1969.
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| 主題: |