@book{19751,
	author = {LANGE, Oskar},
	title = {Wstęp do ekonometrii /},
	year = {1967.},
	address = {Warszawa,},
	edition = {Wyd.4.},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=19751}
}