Del Moral, R., & Walker, L. R. (2007). Environmental disasters, natural recovery and human responses. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Del Moral, Roger, agus Lawrence R. Walker. Environmental Disasters, Natural Recovery and Human Responses. Cambridge: Cambridge University Press, 2007.
Lua MLA (9ú heag.)Del Moral, Roger, agus Lawrence R. Walker. Environmental Disasters, Natural Recovery and Human Responses. Cambridge University Press, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.