APA Style
      BADGER, S., HENN, J. (2024).
    Scattering Amplitudes in Quantum Field Theory .
    Heidelberg, Jerman:
  Springer International Publishing.
  
MLA Style
      BADGER, Simon., HENN, Johannes.
    "Scattering Amplitudes in Quantum Field Theory".
    
    Heidelberg, Jerman:
  Springer International Publishing,
  2024.
  Text.