Dyfyniad APA
ebrary, Inc, McDowell, B. D., & Lemer, A. C. (1991). Uses of risk analysis to achieve balanced safety in building design and operations. National Academy Press.
Dyfyniad Arddull Chicago
ebrary, Inc, Bruce D. McDowell, and Andrew C. Lemer. Uses of Risk Analysis to Achieve Balanced Safety in Building Design and Operations. Washington, D.C.: National Academy Press, 1991.
Dyfyniad MLA
ebrary, Inc, et al. Uses of Risk Analysis to Achieve Balanced Safety in Building Design and Operations. National Academy Press, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.