@book
{TN_libero_mab2,
author = {
Ashworth, T. R.
Ashworth, H. P. C.
},
title = {
Proportional Representation applied to party government
a new electoral system
},
publisher = {},
year = {1901},
address = {
London
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}