author = { Wolf, Winfried Wensell, Ulises AND Wolf, Winfried },

title = { Warum die Eisbären schwarze Nasen haben und andere kleine Geschichten },

publisher = {Maier},

isbn = {3473338648},

keywords = { Bilderbuch },

year = {1988},

address = { Ravensburg },

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