APA (7th ed.) Zitazioa
Hubbard, D. W. (2009). The failure of risk management: Why it's broken and how to fix it. John Wiley.
Chicago Style (17th ed.) Zitazioa
Hubbard, Douglas W. The Failure of Risk Management: Why It's Broken and How to Fix It. New Jersy: John Wiley, 2009.
MLA (9th ed.) Zitazioa
Hubbard, Douglas W. The Failure of Risk Management: Why It's Broken and How to Fix It. John Wiley, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.