@book{21446,
	author = {Recknagel, Hermann and Sprenger, Eberhard},
	title = {Taschenbuch fur Heizung und Klimatechnik /},
	year = {1979.},
	address = {Oldedborug,},
	url = {http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=21446}
}