@book
{TN_libero_mab2,
author = {
Twain, Mark
Anderson, Frederick
},
title = {
A pen warmed-up in hell
Mark Twain in protest
},
publisher = {Harper & Row},
isbn = {0060101172},
year = {1972},
address = {
New York [u.a.]
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}