APA aipamena

Bell, D. E. (1995). Risk management. Thomson- vikas.

Chicago Style aipamena

Bell, David E. Risk Management. New Delhi: Thomson- vikas, 1995.

MLA aipamena

Bell, David E. Risk Management. Thomson- vikas, 1995.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.