APA (7th ed.) Citation

Ernst, W. G. (2000). Earth systems: Processes and issues. Cambridge University Press.

Chicago Style (17th ed.) Citation

Ernst, W. G. Earth Systems: Processes and Issues. Cambridge, New York: Cambridge University Press, 2000.

MLA (9th ed.) Citation

Ernst, W. G. Earth Systems: Processes and Issues. Cambridge University Press, 2000.