(1978). Manual on uniform traffic control devices for streets and highways. Washington, D C: U S Department of Transportation.
Цитирование в стиле Чикаго (17-е изд.)Manual on Uniform Traffic Control Devices for Streets and Highways. Washington, D C: U S Department of Transportation, 1978.
Цитирование MLA (9-е изд.)Manual on Uniform Traffic Control Devices for Streets and Highways. Washington, D C: U S Department of Transportation, 1978.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.