@book
{TN_libero_mab2,
author = {
Walpole, Horace
Walpole, Spencer
},
title = {
Some unpublished letters of Horace Walpole
},
publisher = {Longmans Green},
year = {1902},
address = {
London [u.a.]
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}