 |
| |||
| certificate of quality (Lavrov) | |||
| удостоверение качества: 8 do fraz, 5 tematyki |
| Makarowa | 1 |
| Pospolicie | 2 |
| Prawo | 3 |
| Ropa / ropa naftowa | 1 |
| Technologia ropy i gazu | 1 |
|
| |||
| certificate of quality (Lavrov) | |||
| удостоверение качества: 8 do fraz, 5 tematyki |
| Makarowa | 1 |
| Pospolicie | 2 |
| Prawo | 3 |
| Ropa / ropa naftowa | 1 |
| Technologia ropy i gazu | 1 |