| |||
| секторный метод (bookworm) | |||
|
quadrant method : 4 phrases in 4 subjects |
| Makarov | 1 |
| Military | 1 |
| Silicate industry | 1 |
| Technology | 1 |
| |||
| секторный метод (bookworm) | |||
|
quadrant method : 4 phrases in 4 subjects |
| Makarov | 1 |
| Military | 1 |
| Silicate industry | 1 |
| Technology | 1 |