Cita APA (7a ed.)

Duffey, R. B., & Saull, J. W. (2008). Managing risk: The human element. John Wiley & Sons.

Cita Chicago Style (17a ed.)

Duffey, R. B., y John Walton Saull. Managing Risk: The Human Element. Chichester, UK: John Wiley & Sons, 2008.

Cita MLA (8a ed.)

Duffey, R. B., y John Walton Saull. Managing Risk: The Human Element. John Wiley & Sons, 2008.