00540nas a22001937i 4500 6351 OSt 20170126082355.0 tu 161220s xxu||||| |||| 00| 0 d 1418-2160 6351 RID 6351 RSN (alt) OSt Studies in Agricultural Economics Budapest : Reserach and Information Institute for Agricultural Economics. Research and Information Institute for Agricultural Economics Hungary 1999/92 - 2010/112 J 5946 5946 0 0 0 0 BIB BIB 1 2004-08-04 1999/92 - 2003/98 6351 0 10001845 2017-01-26 00:00:00 2017-01-26 J 0 0 0 0 BIB BIB 1 2015-06-25 117.2015,1 6351 0 10006161 2017-01-26 00:00:00 2017-01-26 J