Ėkologicheska︠i︡a de︠i︡atelʹnostʹ i kosmonavtika : filosofsko-metodologicheskie aspekty
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| OCLC: | 36403325 |
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| 主要作者: | |
| 语言: | Russian |
| 出版: |
1988.
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| 主题: | |
| 格式: | Thesis Monograph Microform Note that CRL will digitize material from the collection when copyright allows. |