APA (7th ed.) Citation

Stettler, R. F. (2009). Cottonwood and the river of time: On trees, evolution, and society. University of Washington Press.

Chicago Style (17th ed.) Citation

Stettler, R. F. Cottonwood and the River of Time: On Trees, Evolution, and Society. Seattle: University of Washington Press, 2009.

MLA (9th ed.) Citation

Stettler, R. F. Cottonwood and the River of Time: On Trees, Evolution, and Society. University of Washington Press, 2009.