Ahearn, M. (2007). Tourism, volcanic eruptions, and information: Lessons for crisis management in National Parks, Costa Rica, 2006. Universidad de La Laguna.
Style de citation Chicago (17e éd.)Ahearn, Megan. Tourism, Volcanic Eruptions, and Information: Lessons for Crisis Management in National Parks, Costa Rica, 2006. Universidad de La Laguna, 2007.
Style de citation MLA (9e éd.)Ahearn, Megan. Tourism, Volcanic Eruptions, and Information: Lessons for Crisis Management in National Parks, Costa Rica, 2006. Universidad de La Laguna, 2007.
Attention : ces citations peuvent ne pas être correctes à 100%.