 |
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| subeconomic production | |||
| sub-economic production | |||
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нерентабельная добыча : 3 do fraz, 2 tematyki |
| Ekonomia | 1 |
| Ropa / ropa naftowa | 2 |
|
| |||
| subeconomic production | |||
| sub-economic production | |||
|
нерентабельная добыча : 3 do fraz, 2 tematyki |
| Ekonomia | 1 |
| Ropa / ropa naftowa | 2 |