APA ציטוט
Uekötter, F., & Engels, J. I. (2010). The turning points of environmental history. University of Pittsburgh Press.
Chicago Style (17th ed.) Citation
Uekötter, Frank, and Jens Ivo Engels. The Turning Points of Environmental History. Pittsburgh, Pennsylvania: University of Pittsburgh Press, 2010.
ציטוט MLA
Uekötter, Frank, and Jens Ivo Engels. The Turning Points of Environmental History. University of Pittsburgh Press, 2010.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.