@book{24311,
	author = {Instytut Gospodarki Mieszkaniowej},
	title = {Katalog norm pracy.},
	publisher = {IGM,},
	year = {1997.},
	address = {Warszawa ;},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=24311}
}