Keller, E. A., & DeVecchio, D. E. (2015). Natural hazards: Earth's processes as hazards, disasters, and catastrophes (Fourth edition.). Routledge.
Chicago-Zitierstil (17. Ausg.)Keller, Edward A., und Duane E. DeVecchio. Natural Hazards: Earth's Processes as Hazards, Disasters, and Catastrophes. Fourth edition. London ; New York: Routledge, 2015.
MLA-Zitierstil (9. Ausg.)Keller, Edward A., und Duane E. DeVecchio. Natural Hazards: Earth's Processes as Hazards, Disasters, and Catastrophes. Fourth edition. Routledge, 2015.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.