Bryant, E. (2005). Natural hazards (2nd ed.). Cambridge University Press.
Dyfyniad Arddull ChicagoBryant, Edward. Natural Hazards. 2nd ed. New York: Cambridge University Press, 2005.
Dyfyniad MLABryant, Edward. Natural Hazards. 2nd ed. Cambridge University Press, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.