Gaya APA
      Stokhof, W. (1987).
    Holle Lists: Vocabularies in Languages of Indonesia Vol.10/3: Islands off The West Coast of Sumatra .
    Canberra:
  The Australian National University.
  
Gaya MLA
      Stokhof, W.A.L..
    "Holle Lists: Vocabularies in Languages of Indonesia Vol.10/3: Islands off The West Coast of Sumatra".
    
    Canberra:
  The Australian National University,
  1987.
  Penelitian.