Cita APA (7a ed.)
Stettler, R. F. (2009). Cottonwood and the river of time: On trees, evolution, and society. University of Washington Press.
Cita Chicago Style (17a ed.)
Stettler, R. F. Cottonwood and the River of Time: On Trees, Evolution, and Society. Seattle: University of Washington Press, 2009.
Cita MLA (9a ed.)
Stettler, R. F. Cottonwood and the River of Time: On Trees, Evolution, and Society. University of Washington Press, 2009.
Precaución: Estas citas no son 100% exactas.