Gaya APA

Tobey, R, C. (1981). Saving The Prairies:The Life Cycle of the Founding School of American Plant Ecology, 1895-1955 . London: University of California Press.

Gaya MLA

Tobey, Ronald, C.. "Saving The Prairies:The Life Cycle of the Founding School of American Plant Ecology, 1895-1955". London: University of California Press, 1981. Text.