"United States. Bureau of the Census." . . "United States" . . . . "1990" . . "Census of population and housing (1990) Reference reports"@en . "Blank forms"@en . . "1990 census of population and housing. : Reference reports. 1990 census questionnaires and other public-use forms"@en . . . . . . . . "Reference works"@en . . "1990 census of population and housing Reference reports. 1990 census questionnaires and other public-use forms"@en . "1990 census questionnaires and other public-use forms"@en . . .