Cita APA (7a ed.)
Uekötter, F., & Engels, J. I. (2010). The turning points of environmental history. University of Pittsburgh Press.
Cita Chicago Style (17a ed.)
Uekötter, Frank, y Jens Ivo Engels. The Turning Points of Environmental History. Pittsburgh, Pennsylvania: University of Pittsburgh Press, 2010.
Cita MLA (9a ed.)
Uekötter, Frank, y Jens Ivo Engels. The Turning Points of Environmental History. University of Pittsburgh Press, 2010.
Precaución: Estas citas no son 100% exactas.