author = { Orpel, Helmut Wilhelm, Günther },

title = { Günther Wilhelms Zauberkiste vergessene Techniken der Fotografie },

publisher = {},

isbn = {0023-5504},

keywords = { Wilhelm, Günther },

year = {2011},

address = { },

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