@book
{TN_libero_mab2,
author = {
},
title = {
Mathematik
4, Lösungsh. Lösungsheft zum Lehrbuch Mathematik
},
edition = {
Ausg. 1967
}
,
publisher = {Volk-und-Wissen-Verl.},
year = {1967},
address = {
Berlin
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}