Megill, R. E. (1984). An introduction to risk analysis (2nd ed.). PennWell.
Cita Chicago (17th ed.)Megill, R. E. An Introduction to Risk Analysis. 2nd ed. Tulsa, Okla: PennWell, 1984.
Cita MLA (9th ed.)Megill, R. E. An Introduction to Risk Analysis. 2nd ed. PennWell, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.