Kostigen, T. (2014). National Geographic extreme weather survival guide: Understand, prepare, survive, recover. National Geographic.
Style de citation Chicago (17e éd.)Kostigen, Thomas. National Geographic Extreme Weather Survival Guide: Understand, Prepare, Survive, Recover. Washington, D.C.: National Geographic, 2014.
Style de citation MLA (8e éd.)Kostigen, Thomas. National Geographic Extreme Weather Survival Guide: Understand, Prepare, Survive, Recover. National Geographic, 2014.
Attention : ces citations peuvent ne pas être correctes à 100%.