Não informado. (1963). Highway Research News. National Research Council, Highway Research Board.
Citação do estilo Chicago (17ª ed.)Não informado. Highway Research News. Washington: National Research Council, Highway Research Board, 1963.
Citação MLA (8ª ed.)Não informado. Highway Research News. National Research Council, Highway Research Board, 1963.
Atenció: Aquestes cites poden no estar 100% correctes.