La sociedad y el medio ambiente : concepción de los científicos soviéticos.
| Format: | Book |
|---|---|
| Language: | Spanish |
| Published: |
Moscu, US :
editorial Progreso,
1981.
|
| Subjects: |
| Format: | Book |
|---|---|
| Language: | Spanish |
| Published: |
Moscu, US :
editorial Progreso,
1981.
|
| Subjects: |