author = { Sandt, Hermann AND Trautwein, Emil AND Kahnmeyer, Ludwig AND Schulze, Hermann },

title = { Realienbuch 1 Mittelstufe },

publisher = {Velhagen & Klasing},

year = {1903},

abstract = {Copyright: Braunschweig : Georg-Eckert-Institut - Leibniz-Institut für internationale Schulbuchforschung},

address = { Berlin [u.a.] },

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