@book{22692,
	author = {GRZEGORCZYK, Andrzej},
	title = {Zarys logiki matematycznej /},
	publisher = {PWN,},
	year = {1984.},
	series = {Biblioteka Matematyczna},
	address = {Warszawa :},
	edition = {Wyd. 6.},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=22692}
}