 |
| |||
| нижняя терраса (I. Havkin) | |||
| base terrace: 3 phrases in 3 subjects |
| Ecology | 1 |
| Makarov | 1 |
| Natural resourses and wildlife conservation | 1 |
|
| |||
| нижняя терраса (I. Havkin) | |||
| base terrace: 3 phrases in 3 subjects |
| Ecology | 1 |
| Makarov | 1 |
| Natural resourses and wildlife conservation | 1 |