@misc
{TN_libero_mab2,
author = {
Pakulski, Jan
},
title = {
The Breakthrough: Polish elections in June 1989
},
publisher = {ANU Press},
isbn = {1440-0669},
isbn = {1834-8491},
keywords = {
General Earth and Planetary Sciences
,
General Environmental Science
},
year = {2010},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}