Gaya APA
GUNN, A, M. (2008).
ENCYCLOPEDIA
OF DISASTERS: Environmental Catastrophes
and Human Tragedies .
London:
Greenwood Press.
Gaya MLA
GUNN, ANGUS, M..
"ENCYCLOPEDIA
OF DISASTERS: Environmental Catastrophes
and Human Tragedies".
London:
Greenwood Press,
2008.
Text.