@book{4427,
	author = {O'Callaghan, Denis Brynley and Pearson Central Europe},
	title = {An illustrated history of the USA /},
	publisher = {Longman,},
	year = {1990.},
	address = {Harlow : },
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=4427}
}