@book
{TN_libero_mab2,
author = {
Prybram-Gladona, Charlotte von
Friedrich, Caspar David
},
title = {
Caspar David Friedrich
},
publisher = {Ed. d'Art et d'Histoire},
keywords = {
Hochschulschrift
},
year = {1942},
address = {
Paris
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}