APA Style
      KAZIMIERSKI, Z., WOJEWODA, J. (2016).
    Externally Heated Valve Engine
A New Approach to Piston Engines .
    :
  .
  
MLA Style
      KAZIMIERSKI, Zbyszko., WOJEWODA, Jerzy.
    "Externally Heated Valve Engine
A New Approach to Piston Engines".
    
    :
  ,
  2016.
  Text.