Экономика угольной промышленности учебник для горных техникумов. - 2-е изд., перераб. и доп.
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | Russian |
| Published: |
М
Недра
1965
|
| Subjects: |
| Physical Description: | 198с |
|---|
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | Russian |
| Published: |
М
Недра
1965
|
| Subjects: |
| Physical Description: | 198с |
|---|