United Nations Economic Commission for Europe. (1995). Iron and Steel Scrap: Its Significance and Influence on Further Developments in the Iron and Steel Industries. Sixth Updating. UN.
Чикаго маягийн жагсаалтUnited Nations Economic Commission for Europe. Iron and Steel Scrap: Its Significance and Influence on Further Developments in the Iron and Steel Industries. Sixth Updating. Geneva: UN, 1995.
MLA ишлэлUnited Nations Economic Commission for Europe. Iron and Steel Scrap: Its Significance and Influence on Further Developments in the Iron and Steel Industries. Sixth Updating. UN, 1995.
Warning: These citations may not always be 100% accurate.