@misc
{TN_libero_mab2,
author = {
Korejwo, Mariusz
},
title = {
The Polish United Workers’ Party in the district of Mrągowo
in 1948–1989
},
publisher = {Instytut Polnocny im. W. Ketrzynskiego},
isbn = {0023-3196},
isbn = {2719-8979},
year = {2018},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}