APA (7th ed.) Citation

Joern, A., & Keeler, K. H. (1995). The Changing prairie: North American grasslands. Oxford University Press.

Chicago Style (17th ed.) Citation

Joern, Anthony, and Kathleen H. Keeler. The Changing Prairie: North American Grasslands. New York ; Oxford: Oxford University Press, 1995.

MLA (9th ed.) Citation

Joern, Anthony, and Kathleen H. Keeler. The Changing Prairie: North American Grasslands. Oxford University Press, 1995.