Conkin, P. (2007). The state of the earth: Environmental challenges on the road to 2100. Universities Press.
Style de citation Chicago (17e éd.)Conkin, Paul. The State of the Earth: Environmental Challenges on the Road to 2100. Hyderabad: Universities Press, 2007.
Style de citation MLA (9e éd.)Conkin, Paul. The State of the Earth: Environmental Challenges on the Road to 2100. Universities Press, 2007.
Attention : ces citations peuvent ne pas être correctes à 100%.