@misc
{TN_libero_mab2,
author = {
Langlais, Jean
Haselböck, Martin
},
title = {
Triptyque grégorien
für Orgel
},
publisher = {Universal Edition},
year = {c 1979},
booktitle = {Universal Orgel Edition},
address = {
Wien
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}