@book
{TN_libero_mab2,
author = {
Gietz, Paul
},
title = {
Elemente Chemie
Oberstufe; für die Gymnasien in Nordrhein-Westfalen
},
edition = {
Neubearb.
}
,
publisher = {Klett},
keywords = {
Schulbuch
},
year = {20XX-},
address = {
Stuttgart
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}