@book
{TN_libero_mab2,
author = {
},
title = {
Social choice theory
1 The aggregation of preferences
},
publisher = {Elgar},
year = {1993},
booktitle = {The international library of critical writings in economics ; 27},
address = {
Aldershot
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}