Porter, G., & Brown, J. W. (1996). Global environmental politics (2nd ed.). Westview Press.
Chicagoスタイル(17版)引用形式Porter, Gareth, , Janet Welsh Brown. Global Environmental Politics. 2nd ed. Boulder, Colo: Westview Press, 1996.
MLA(9版)引用形式Porter, Gareth, , Janet Welsh Brown. Global Environmental Politics. 2nd ed. Westview Press, 1996.
警告: この引用は必ずしも正確ではありません.