The principles of electricity

• Ficha Bibliográfica
• [0038801]
  
  CAMPBELL Norman Robert 1880-1949
  The principles of electricity / by Norman R. Campbell. - London : T.C. and E.C. Jack 1912. - 91 p. ; 17 cm. - (The People's Books ; 13)
  
  Electricidade--[Manuais]