Cita APA (7a ed.)

Hays, S. P. (2000). A history of environmental politics since 1945. University of Pittsburgh Press.

Cita Chicago Style (17a ed.)

Hays, Samuel P. A History of Environmental Politics Since 1945. Pittsburgh: University of Pittsburgh Press, 2000.

Cita MLA (8a ed.)

Hays, Samuel P. A History of Environmental Politics Since 1945. University of Pittsburgh Press, 2000.