@book{90,
	author = {Krysicki, Włodzimierz and Włodarski, Lech},
	title = {Analiza matematyczna w zadaniach.},
	year = {1976.},
	address = {Warszawa,},
	edition = {Wyd. 11.},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=90}
}