author = { Feldhaus, Franz Maria Leonardo da Vinci },

title = { Leonardo, der Techniker und Erfinder },

edition = { 3.und 4. Tsd. } ,

publisher = {Diederichs},

keywords = { Leonardo , Erfindung , Technik },

year = {1922},

address = { Jena },

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