APA

Institution of Traffic Engineers. Proceedings, . (1959). School crossing protection. Washington: Institution of Traffic Engineers. Proceedings.

Chicago

Institution of Traffic Engineers. Proceedings, . 1959. School crossing protection. Washington: Institution of Traffic Engineers. Proceedings.

Harvard

Institution of Traffic Engineers. Proceedings, . (1959). School crossing protection. Washington: Institution of Traffic Engineers. Proceedings.

MLA

Institution of Traffic Engineers. Proceedings, . School crossing protection. Washington: Institution of Traffic Engineers. Proceedings. 1959.