@book
{TN_libero_mab2,
author = {
Verdi, Giuseppe
AND
Somma, Antonio
Grünbaum, Johann Christoph
AND
Grünbaum, Johann Christoph
},
title = {
Amelia, oder: der Maskenball. (Un ballo in maschera.)
Oper in vier Akten
},
publisher = {Meinhold},
year = {[circa 1860]},
abstract = {Textbuch},
address = {
Dresden
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}