@book
{TN_libero_mab2,
author = {
Kleinschmidt, Otto
},
title = {
Die Singvögel der Heimat
},
edition = {
9. Aufl.
}
,
publisher = {Quelle & Meyer},
keywords = {
Singvögel
},
year = {1951},
address = {
Heidelberg
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}