Gaya APA
      CONSTRADO, . (1972).
    STEEL DESIGNERS' MANUAL FOURTH EDITION METRIC .
    :
  CONTRUCTIONAL STEEL RESEARCH AND DEVELOPMENT ORGANIZATION.
  
Gaya MLA
      CONSTRADO, .
    "STEEL DESIGNERS' MANUAL FOURTH EDITION METRIC".
    
    :
  CONTRUCTIONAL STEEL RESEARCH AND DEVELOPMENT ORGANIZATION,
  1972.
  Text.