@book{47675,
	author = {BLUM, John Morton},
	title = {Years of discord :},
	publisher = {W. W. Norton and Company,},
	year = {c. 1991},
	address = {New York :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=47675}
}