author = { Widdel, Wolfgang },

title = { Caspar David Friedrich biographische Fragmente },

edition = { 1. Aufl. } ,

publisher = {Union-Verl.},

isbn = {3372003756},

keywords = { Friedrich, Caspar David , Painters Biography Germany , Biografie , Fiktionale Darstellung },

year = {1990},

address = { Berlin },

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