Gunn, A. M. (2008). Encyclopedia of disasters: Environmental catastrophes and human tragedies. Greenwood.
Čikaški stil citiranjaGunn, Angus M. Encyclopedia of Disasters: Environmental Catastrophes and Human Tragedies. Westport: Greenwood, 2008.
MLA način citiranjaGunn, Angus M. Encyclopedia of Disasters: Environmental Catastrophes and Human Tragedies. Greenwood, 2008.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.