@book{52936,
	author = {Thorson, James A.,},
	title = {Aging in a changing society /},
	publisher = {Brunner/Mazel,},
	year = {c2000.},
	address = {Philadelphia :},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0653/00699245-d.html}
}