@book{ Solr-1476380, title = {1990 census of population and housing. Summary tape file 3C}, editor = {United States. Bureau of the Census}, address = {Washington, DC}, publisher = {U.S. Dept. of Commerce, Bureau of the Census, Data User Services Division}, year = {1993}, note = {Title from disk label.}, note = {"Summary tape file 3 is released as file 3A, file 313, file 3C, and file 3D. The record layout is identical for all four files but the geographic coverage differs"--Abstract, CD90-3C-1.}, note = {"United States summary."}, note = {CD90-3C-1- (May 1993).}, url = {http://www.census.gov/main/www/cen1990.html} }