@book
{TN_libero_mab2,
author = {
Happ, Carl Friedrich
Langenheim, Johann Friedrich
},
title = {
De Instrvmentorvm Mvsicorvm Qvae Flatv Administrantvr Incommodis
},
publisher = {Ex Officina Langenhemia},
keywords = {
Gelegenheitsschrift:Promotion
},
year = {[1778]},
address = {
[Lipsiae]
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}