United Nations Economic Commission for Europe. (1993). Impact of Developments in Scrap Reclamation and Preparation on the World Steel Industry. UN.
Цитирование в стиле Чикаго (17-е изд.)United Nations Economic Commission for Europe. Impact of Developments in Scrap Reclamation and Preparation on the World Steel Industry. Geneva: UN, 1993.
Цитирование MLA (8-е изд.)United Nations Economic Commission for Europe. Impact of Developments in Scrap Reclamation and Preparation on the World Steel Industry. UN, 1993.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.