Dorfman, M. S. (1991). Introduction to risk management. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Dorfman, Mark S. Introduction to Risk Management. Prentice Hall, 1991.
Lua MLA (9ú heag.)Dorfman, Mark S. Introduction to Risk Management. Prentice Hall, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.