Não informado. Transportation noise bulletin. National Research Council, Highway Research Board.
Citação do estilo Chicago (17ª ed.)Não informado. Transportation Noise Bulletin. Washington: National Research Council, Highway Research Board.
Citação MLA (8ª ed.)Não informado. Transportation Noise Bulletin. National Research Council, Highway Research Board.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.