Style de citation APA (7e éd.)
Gardner, G., Prugh, T., Renner, M., & Mastny, L. (2015). State of the world 2015: Confronting hidden threats to sustainability. Island Press.
Style de citation Chicago (17e éd.)
Gardner, G., Tom Prugh, Michael Renner, et Lisa Mastny. State of the World 2015: Confronting Hidden Threats to Sustainability. Washington, District of Columbia: Island Press, 2015.
Style de citation MLA (9e éd.)
Gardner, G., et al. State of the World 2015: Confronting Hidden Threats to Sustainability. Island Press, 2015.
Attention : ces citations peuvent ne pas être correctes à 100%.