Gaya APA
      Chen, W. (1975).
    Limit Analysis And Soil Plasticity : Developments In Geotechnical Engineering Vol 7 .
    Amsterdam:
  Elsevier Scientific Publishing Company.
  
Gaya MLA
      Chen, Wai-Fah.
    "Limit Analysis And Soil Plasticity : Developments In Geotechnical Engineering Vol 7".
    
    Amsterdam:
  Elsevier Scientific Publishing Company,
  1975.
  Buku.