Földrajz
Találatok száma: 2
Greenland, D. J.; Szabolcs, I. (eds.): Soil Resilience and Sustainable Land Use. Proceedinfs of a Symposium held in Budapest, 28 September to 2 October 1992, including the Second Workshop on the Ecological Foundations of Sustainable Agriculture (WEFSA II). CAB International, 1994
30 000 Ft
20 000 Ft
Paffengolc, K. H.; Ter-Mesropjan, G. T.: Aragac. Geologicheskij ocherk Aragacskogo vulkanicheskogo massiva. Akademia Nauk Armjanskoj SSR, 1964
5 000 Ft
3 000 Ft