Board, N. R. C. T. R. (1992). Traffic control devices and highway visibility. Washington, DC : National Academy Press.
Цитирование в стиле Чикаго (17-е изд.)Board, National Research Council. Transportation Research. Traffic Control Devices and Highway Visibility. Washington, DC : National Academy Press, 1992.
Цитирование MLA (9-е изд.)Board, National Research Council. Transportation Research. Traffic Control Devices and Highway Visibility. Washington, DC : National Academy Press, 1992.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.