@book
{TN_libero_mab2,
author = {
Bartel, Walter
},
title = {
Karl Liebknecht gegen Krupp
},
edition = {
2. Aufl.
}
,
publisher = {Dietz},
keywords = {
Liebknecht, Karl
},
year = {1951},
address = {
Berlin
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}