United Nations Economic Commission for Europe. (1989). Forest Products Markets in 1989 and Prospects for 1990: Timber Bulletin. UN.
Цитирование в стиле Чикаго (17-е изд.)United Nations Economic Commission for Europe. Forest Products Markets in 1989 and Prospects for 1990: Timber Bulletin. New York: UN, 1989.
Цитирование MLA (8-е изд.)United Nations Economic Commission for Europe. Forest Products Markets in 1989 and Prospects for 1990: Timber Bulletin. UN, 1989.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.