APA

United States, . (1958). Research needs in traffic safety: hearings before subcommittee 85th Congress, 2d session, panel discussion on needs for traffic safety research, Apr. 23, 1958. [Washington, D.C.]: .

Chicago

United States, . 1958. Research needs in traffic safety: hearings before subcommittee 85th Congress, 2d session, panel discussion on needs for traffic safety research, Apr. 23, 1958. [Washington, D.C.]: .

Harvard

United States, . (1958). Research needs in traffic safety: hearings before subcommittee 85th Congress, 2d session, panel discussion on needs for traffic safety research, Apr. 23, 1958. [Washington, D.C.]: .

MLA

United States, . Research needs in traffic safety: hearings before subcommittee 85th Congress, 2d session, panel discussion on needs for traffic safety research, Apr. 23, 1958. [Washington, D.C.]: . 1958.