@book{52148,
	author = {Kalinowska, Ewa and Bonar, Grzegorz.},
	title = {Zasady i praktyka oczyszczania ścieków /},
	publisher = {Lemtech Konsulting,},
	year = {2005.},
	address = {Kraków :},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=52148}
}