United Nations Economic Commission for Europe ; Food and Agriculture Organization of the United Nations. (1991). Forest Products Trade Flow Data 1989 - 1990. UN ECE.
Цитирование в стиле Чикаго (17-е изд.)United Nations Economic Commission for Europe ; Food and Agriculture Organization of the United Nations. Forest Products Trade Flow Data 1989 - 1990. Geneva: UN ECE, 1991.
Цитирование MLA (8-е изд.)United Nations Economic Commission for Europe ; Food and Agriculture Organization of the United Nations. Forest Products Trade Flow Data 1989 - 1990. UN ECE, 1991.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.