@book{10247,
	author = {BOLEWSKI, Andrzej and GRUSZCZYK, Hubert},
	title = {Geologia gospodarcza /},
	year = {1989.},
	address = {Warszawa,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=10247}
}