@book{7273,
	author = {Gundlach, Władysław Rudolf},
	title = {Maszyny przepływowe.},
	publisher = {PWN,},
	year = {1971.},
	address = {Warszawa :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=7273}
}