@book{9578,
	author = {WIĘCH, Kazimierz},
	title = {Polska Partia Socjalistyczna 1918-1921 /},
	year = {1978.},
	address = {Warszawa,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=9578}
}