Cens dels Estats Units del 1990: diferència entre les revisions

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==Rànquing de ciutats==
 
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== Enllaços externs ==
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* [http://www.census.gov/main/www/cen1990.html U.S. Census Bureau 1990 Census page]
* [http://www.census.gov/population/www/censusdata/hiscendata.html Historic US Census data]
* [http://www2.census.gov/prod2/statcomp/documents/1991-01.pdf 1991 U.S Census Report] Contains 1990 Census results
* [http://www.booknotes.org/Watch/55948-1/Sam+Roberts.aspx ''Booknotes'' interview with Sam Roberts on ''Who We Are: A Portrait of America'', June 19, 1994.]
* step-by-step how to analyze the 1990 US Census Public Use Microdata Sample (PUMS) with free tools [http://www.asdfree.com/search/label/united%20states%20decennial%20census%20public%20use%20microdata%20sample%20%28pums%29 website]
 
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