Biologia (tieteellinen)
Rajaa
- Björn Kurten : On the evolution of the European wild cat, Felis silvestris Schreber12,00 €Alennettu hinta 8,00 €
- Vidar Marcström : On the reproduction of the norwegian lemming Lemmus lemmus l.8,00 €Alennettu hinta 5,00 €