Vista normal
Vista MARC
Manganese mines and mining. (Término temático)
Machine generated authority record.
Work cat.: (OSt)0: Coffman, Joseph S. 1546, Manganese availability--market economy countries :, 1984.
Machine generated authority record.
Work cat.: (OSt)0: Coffman, Joseph S. 1546, Manganese availability--market economy countries :, 1984.