World Bank & Fredriksson, P. G. (1999). Trade, global policy, and the environment. World Bank.
Chicagoスタイル(17版)引用形式World Bank , Per G. Fredriksson. Trade, Global Policy, and the Environment. Washington, D.C: World Bank, 1999.
MLA(9版)引用形式World Bank , Per G. Fredriksson. Trade, Global Policy, and the Environment. World Bank, 1999.
警告: この引用は必ずしも正確ではありません.