Gaya APA
      Wongsosentono, S., Djaeni, A. (1978).
    Subsurface Geology And Landsubsidence Possibility Of The Thamrin Area, Jakarta .
    Bandung:
  Directorate Of Environmental Geology.
  
Gaya MLA
      Wongsosentono, S.., Djaeni, A..
    "Subsurface Geology And Landsubsidence Possibility Of The Thamrin Area, Jakarta".
    
    Bandung:
  Directorate Of Environmental Geology,
  1978.
  Bukan Logam.