@book
{TN_libero_mab2,
author = {
},
title = {
Russkij jazyk segodnja
4 Problemy jazykovoj normy
},
publisher = {"Azbukovnik"},
isbn = {5887440635},
year = {2006},
abstract = {In kyrill. Schr., russ},
address = {
Moskva
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}