Survey of world iron ore resources; occurence appraisal and use.

Podrobná bibliografie
Korporativní autor:	United Nations. Department of Economics and Social Affairs
Médium:	Kniha
Jazyk:	English
Vydáno:	New York 1955.
Edice:	United Nations [Document] E/2655/ST/ECA/27
Témata:	Iron ores. Iron industry and trade.