author = { Cicero, Marcus Tullius Cicero, Marcus Tullius AND Atzert, Karl AND Plasberg, Otto },

title = { M. Tulli Ciceronis scripta quae manserunt omnia 48 De officiis / iterum recogn. C. Atzert },

publisher = {Teubner},

year = {1932},

address = { Lipsiae },

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