@book{4445,
	author = {TSICHRITZIS, D.C. and LOCHOVSKY, F.H.},
	title = {Modele danych /},
	year = {1990.},
	address = {Warszawa,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=4445}
}