Hoja informativa sobre la encuesta continua de población.

[Washington, D.C.?] : Departmento de Comercio de los EE.UU., Oficina del Censo, 1985

1990 census of population and housing.

Washington, DC : U.S. Dept. of Commerce, Economics and Statistics Administration, Bureau of the Census : For sale by the Supt. of Docs., U.S. G.P.O., 1993

1990 census of population and housing.

Washington, DC : U.S. Dept. of Commerce, Economics and Statistics Administration, Bureau of the Census : For sale by the Supt. of Docs., U.S. G.P.O., 1993

1990 census of population and housing.

Washington, DC : U.S. Dept. of Commerce, Economics and Statistics Administration, Bureau of the Census : For sale by the Supt. of Docs., U.S. G.P.O., 1993