SCLAR, E.D., 1976: Aging and Residential Location. In: M.P. Lawton, R.J. Newcomer & T.O. Byerts (eds.): Community Planning for An Aging Society: Designing Services and Facilities. Stroudsburg, Penn. SHELDON, H.D., 1958: The Older Population of the United States. New York.
(xsd:string)