Mine ...? ... Or ours? personal and public property under socialism)

Ижил төстэй зүйлс

• Mining districts
  Хэвлэсэн: (1971)
• APELL for mining Guidance for the mining industry in raising awareness and preparedness for emergencies at local level
  Хэвлэсэн: (2001)
• Mine bookkeeping a comprehenisve system of records and accounts for mining operations of moderate dimensions
  Хэвлэсэн: (1920)
• Safety and health in mines
  Хэвлэсэн: (1995)
• Safety and health in mines
  Хэвлэсэн: (1995)