Eutrophie vermeidbar
BR Deutschland
1979
Kurz-Dokumentarfilm
Credits
Director
Production company
Alle Credits
Director
Production company
Duration:
12 min
Video/Audio:
Farbe
Titles
Additional titles
- Originaltitel (DE) Eutrophie vermeidbar
Versions
Original
Duration:
12 min
Video/Audio:
Farbe