@book
{TN_libero_mab2,
author = {
},
title = {
Das ABC der ganzrationalen Funktionen
[Arbeitsh.]
},
edition = {
1. Aufl.
}
,
publisher = {Klett},
isbn = {3127325134},
year = {2003},
address = {
Stuttgart
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}