author = { Hallfarth, Thomas },

title = { Ornithologische Beobachtungen 2006 in Sachsen },

publisher = {},

isbn = {1618-5897},

keywords = { Sachsen , Vögel , Vogelbeobachtung , Geschichte 2006 },

year = {2009},

abstract = {Literaturangaben},

address = { },

url = { http://slubdd.de/katalog?TN_libero_mab2 }