Abbott, P. L. (2004). Natural disasters (Forth edition.). McGraw-Hill Higer Education.
Chicago-viite (17. p.)Abbott, Patrick L. Natural Disasters. Forth edition. Boston: McGraw-Hill Higer Education, 2004.
MLA-viite (8. p.)Abbott, Patrick L. Natural Disasters. Forth edition. McGraw-Hill Higer Education, 2004.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.