Hetzel, Lisa (contributor); Smith, Annetta (contributor) - 2001 - [Elektronische Ressource]
the U.S. Census Bureau’s Internet
site atwww.census.gov/population/
www/socdemo/age.html#older.
Data on age from the …
available on the Internet via
factfinder.census.gov and for pur-
chase on CD-ROM and later on DVD.
For information on …