@book
{TN_libero_mab2,
author = {
Mordden, Ethan
},
title = {
Opera in the twentieth century
Sacred, profane, Godot
},
publisher = {Oxford Univ. Press},
keywords = {
Oper
,
Geschichte 1900-1977
},
year = {1978},
address = {
New York
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}