@book{2073,
	author = {EHRENFEUCHT, Aniela and STANDE, Olga},
	title = {Zbiór zadań z matematyki elementarnej :},
	year = {1984.},
	address = {Warszawa,},
	edition = {Wyd.6.},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=2073}
}