@book
{TN_libero_mab2,
author = {
Luther, Martin
},
title = {
Dr. Martin Luther's Briefwechsel
14 Briefe vom Juni 1541 bis November 1542
},
publisher = {Haupt},
year = {1912},
address = {
Leipzig
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}