@book{9942,
	author = {Schaie, K. Warner and ebrary, Inc.},
	title = {Mobility and transportation in the elderly},
	publisher = {Springer Pub.,},
	year = {c2000.},
	series = {Societal impact on aging series},
	address = {New York :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10265417}
}