@book
{TN_libero_mab2,
author = {
Wittmann, Erich Ch
},
title = {
Das Zahlenbuch
},
edition = {
[Ausg.] Bayern, [Neubearb.]
}
,
publisher = {Klett},
keywords = {
Schulbuch
},
year = {20XX-},
abstract = {Neubearbeitung lt. gedrucktem Klett-Katalog 2015},
booktitle = {Mathe 2000+},
address = {
Stuttgart
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}