Cita APA (7a ed.)
Montgomery, D. R. (2012). Dirt: The erosion of civilizations (New ed.). University of California Press.
Cita Chicago Style (17a ed.)
Montgomery, David R. Dirt: The Erosion of Civilizations. New ed. Berkeley, Calif. ; London: University of California Press, 2012.
Cita MLA (9a ed.)
Montgomery, David R. Dirt: The Erosion of Civilizations. New ed. University of California Press, 2012.
Precaución: Estas citas no son 100% exactas.