Dyfyniad APA

Froot, K. A. (1999). The evolving market for catastrophic event risk. National Bureau of Economic Research.

Dyfyniad Arddull Chicago

Froot, Kenneth A. The Evolving Market for Catastrophic Event Risk. Cambridge: National Bureau of Economic Research, 1999.

Dyfyniad MLA

Froot, Kenneth A. The Evolving Market for Catastrophic Event Risk. National Bureau of Economic Research, 1999.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.