United Nations Industrial Development Organization. (1975). Information sources on the glass industry. United Nations.
Цитирование в стиле Чикаго (17-е изд.)United Nations Industrial Development Organization. Information Sources on the Glass Industry. New York: United Nations, 1975.
Цитирование MLA (9-е изд.)United Nations Industrial Development Organization. Information Sources on the Glass Industry. United Nations, 1975.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.