Conkin, P. (2007). The state of the earth: Environmental challenges on the road to 2100. Universities Press.
Chicagoスタイル(17版)引用形式Conkin, Paul. The State of the Earth: Environmental Challenges on the Road to 2100. Hyderabad: Universities Press, 2007.
MLA(9版)引用形式Conkin, Paul. The State of the Earth: Environmental Challenges on the Road to 2100. Universities Press, 2007.
警告: この引用は必ずしも正確ではありません.