1980 census of population and housing : Minnesota, preliminary population and housing unit counts.

[Washington, D.C.?] : U.S. Dept. of Commerce, Bureau of the Census : For sale by the Bureau of the Census and U.S. Dept. of Commerce District Offices, 1981

1980 census of population and housing : Wyoming, preliminary population and housing unit counts.

[Washington, D.C.?] : U.S. Dept. of Commerce, Bureau of the Census : For sale by the Bureau of the Census and U.S. Dept. of Commerce District Offices, 1980