APA aipamena

Frenkel, M. (2005). Risk Management (2nd.). Springer.

Chicago Style aipamena

Frenkel, Michael. Risk Management. 2nd. New Delhi: Springer, 2005.

MLA aipamena

Frenkel, Michael. Risk Management. 2nd. Springer, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.