APA

(1992). 1990 census of population and housing: summary social, economic, and housing characteristics, Oregon. [Washington, D.C: .

Chicago

1992. 1990 census of population and housing: summary social, economic, and housing characteristics, Oregon. [Washington, D.C: .

Harvard

(1992). 1990 census of population and housing: summary social, economic, and housing characteristics, Oregon. [Washington, D.C: .

MLA

1990 census of population and housing: summary social, economic, and housing characteristics, Oregon. [Washington, D.C: . 1992.