Teaching metrics simplified/

Geahča maid

• Metric system simplified
  Dahkki: 295952 Kelly, Gerard W.
  Almmustuhtton: (1976)
• Si metric data book & steam tables
  Almmustuhtton: (1977)
• Metrication/
  Dahkki: Great Britain. Department of Trade and Industry
  Almmustuhtton: (1972)
• Metrication in workshop practice/
  Dahkki: 431820 Jefferies, H. B.
  Almmustuhtton: (1971)
• The SI metric system of units and SPE metric standard/
  Dahkki: 10427 Society of Petroleum Engineers
  Almmustuhtton: (1984)