APA (7th ed.) Citation

Dryzek, J. S. (1997). The policies of the earth: Environmental discourses. Oxford University Press.

Chicago Style (17th ed.) Citation

Dryzek, John S. The Policies of the Earth: Environmental Discourses. Oxford [etc.]: Oxford University Press, 1997.

MLA (9th ed.) Citation

Dryzek, John S. The Policies of the Earth: Environmental Discourses. Oxford University Press, 1997.