Gaya APA
      SOEWARTOJO, . (1968).
    Report on hydrogeological investigation for the Trikora steel project at Cilegon, West Java .
    :
  .
  
Gaya MLA
      SOEWARTOJO, .
    "Report on hydrogeological investigation for the Trikora steel project at Cilegon, West Java".
    
    :
  ,
  1968.
  Laporan.