@book{90953,
	author = {Lenz, Bernhard. and Schreiber, J�urgen.},
	title = {Sustainable building services :},
	publisher = {Architektur-Dokumentation GmbH & Company KG,},
	year = {2011.},
	address = {Munich :},
	edition = {First edition.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10831483}
}