@book{10939,
	author = {Rowland, David, and ebrary, Inc.},
	title = {Early keyboard instruments},
	publisher = {Cambridge University Press,},
	year = {2001.},
	series = {Cambridge handbooks to the historical performance of music},
	address = {Cambridge ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10021346}
}