APA (7th ed.) Citation

Erwin, D. H., & Anstey, R. L. (1995). New approaches to speciation in the fossil record. Columbia University Press.

Chicago Style (17th ed.) Citation

Erwin, Douglas H., and Robert L. Anstey. New Approaches to Speciation in the Fossil Record. New York: Columbia University Press, 1995.

MLA (9th ed.) Citation

Erwin, Douglas H., and Robert L. Anstey. New Approaches to Speciation in the Fossil Record. Columbia University Press, 1995.