@book
{TN_libero_mab2,
author = {
Herder-Institut Leipzig
},
title = {
Übungen zur Phonetik
1 Intonation
},
publisher = {},
year = {1970},
booktitle = {Deutsch für Fortgeschrittene},
address = {
Leipzig
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}