National Joint Committee on Uniform Traffic Control Devices. (1961). Manual on uniform traffic control devices for streets and highways. Bureau of Public Roads.
Цитирование в стиле Чикаго (17-е изд.)National Joint Committee on Uniform Traffic Control Devices. Manual on Uniform Traffic Control Devices for Streets and Highways. Wash.: Bureau of Public Roads, 1961.
Цитирование MLA (8-е изд.)National Joint Committee on Uniform Traffic Control Devices. Manual on Uniform Traffic Control Devices for Streets and Highways. Bureau of Public Roads, 1961.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.