@book{19027,
	author = {GREENBERG, Marvin J.},
	title = {Wykłady z topologii algebraicznej /},
	publisher = {Państw. Wydawn. Nauk.,},
	year = {1980.},
	address = {Warszawa :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=19027}
}