Penggayaan APA
      London, Jack. (2019).
    The call of the wild (Ed. I, Cet. Ke-2).
    Jakarta:
  Gramedia Pustaka Utama.
  
Chicago Style
      London, Jack.
    The call of the wild.
    Ed. I, Cet. Ke-2
    Jakarta:
  Gramedia Pustaka Utama,
  2019.
  Text.
  
MLA Style
      London, Jack.
    The call of the wild.
    Ed. I, Cet. Ke-2
    Jakarta:
  Gramedia Pustaka Utama,
  2019.
  Text.
  
Turabian Style
      London, Jack.
    The call of the wild.
    Ed. I, Cet. Ke-2 
    Jakarta:
  Gramedia Pustaka Utama,
  2019.
  Print.