Iron Ore Industry Yearbook. IHS Markit Ltd.
Chicago Style (17th ed.) ZitazioaIron Ore Industry Yearbook. IHS Markit Ltd.
MLA (9th ed.) ZitazioaIron Ore Industry Yearbook. IHS Markit Ltd.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Iron Ore Industry Yearbook. IHS Markit Ltd.
Chicago Style (17th ed.) ZitazioaIron Ore Industry Yearbook. IHS Markit Ltd.
MLA (9th ed.) ZitazioaIron Ore Industry Yearbook. IHS Markit Ltd.