@book{324,
	author = {MARON, I. A.},
	title = {Zadania z rachunku różniczkowego i całkowego :},
	year = {1974.},
	address = {Warszawa,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=324}
}