APA-referens (7:e uppl.)

ebrary, Inc, Wilhelmsen, C. A., & Ostrom, L. T. (2012). Risk assessment: Tools, techniques, and their applications. Wiley.

Chicago-referens (17:e uppl.)

ebrary, Inc, Cheryl A. Wilhelmsen, och Lee T. Ostrom. Risk Assessment: Tools, Techniques, and Their Applications. Hoboken, New Jersey: Wiley, 2012.

MLA-referens (9:e uppl.)

ebrary, Inc, et al. Risk Assessment: Tools, Techniques, and Their Applications. Wiley, 2012.