3G E-Learning. (2019). Illustrated handbook of natural hazards and disaster management. 3G E-Learning.
Chicago-referens (17:e uppl.)3G E-Learning. Illustrated Handbook of Natural Hazards and Disaster Management. New York, NY: 3G E-Learning, 2019.
MLA-referens (9:e uppl.)3G E-Learning. Illustrated Handbook of Natural Hazards and Disaster Management. 3G E-Learning, 2019.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.