UN Department for Development Support and Management Services Energy Branch. (1993). Energy Efficiency in Transportation Alternatives for the Future. United Nations.
Цитирование в стиле Чикаго (17-е изд.)UN Department for Development Support and Management Services Energy Branch. Energy Efficiency in Transportation Alternatives for the Future. New York: United Nations, 1993.
Цитирование MLA (8-е изд.)UN Department for Development Support and Management Services Energy Branch. Energy Efficiency in Transportation Alternatives for the Future. United Nations, 1993.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.