APA

United States, . (1980). Highway safety grant program achieves limited success. [Washington, D.C: .

Chicago

United States, . 1980. Highway safety grant program achieves limited success. [Washington, D.C: .

Harvard

United States, . (1980). Highway safety grant program achieves limited success. [Washington, D.C: .

MLA

United States, . Highway safety grant program achieves limited success. [Washington, D.C: . 1980.