@book{9905,
	author = {IHNATOWICZ, Ireneusz and MACZAK, Antoni},
	title = {Społeczeństwo polskie od X do XX wieku /},
	year = {1979.},
	address = {Warszawa,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=9905}
}