@book{10271,
	author = {SEMKOW, Jarosław},
	title = {Ekonomia a ekologia /},
	year = {1989.},
	address = {Warszawa,},
	edition = {Wyd.2 rozsz. i zakt.},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=10271}
}