APA aipamena

Vaughan, E. J. (1997). Risk management. New York: John Wiley and Sons.

Chicago Style aipamena

Vaughan, Emmett J. Risk Management. New York: John Wiley and Sons, 1997.

MLA aipamena

Vaughan, Emmett J. Risk Management. New York: John Wiley and Sons, 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.