Gaya APA
      Ossenbruggen, P, J. (-).
    Systems Analysis For Civil Engineers (cet. 1).
    New York:
  Library of Congress Catalogin.
  
Gaya MLA
      Ossenbruggen, Paul, J..
    "Systems Analysis For Civil Engineers".
    cet. 1
    New York:
  Library of Congress Catalogin,
  -.
  Text.