Aihe-ehdotuksia
Aihe-ehdotuksia
1
Julkaistu 1979
“...Electronic journals....”Full text available from ABI/INFORM Global: 01/01/2012 to present
Full text available from Agricultural Science Database: 01/01/2012 to present
Full text available from East Europe, Central Europe Database: 01/01/2012 to present
Elektroninen
Aikakauslehti