Não informado. (1974). American Highway and Transportation Monthly. American Association of State Highway and Transportation Officials.
Style de citation Chicago (17e éd.)Não informado. American Highway and Transportation Monthly. Washington: American Association of State Highway and Transportation Officials, 1974.
Style de citation MLA (8e éd.)Não informado. American Highway and Transportation Monthly. American Association of State Highway and Transportation Officials, 1974.
Attention : ces citations peuvent ne pas être correctes à 100%.