APA Edition Citation

Raup, D. M., & Stanley, S. M. (1978). Principles of paleontology (2d ed.). W. H. Freeman.

Chicago Edition Citation

Raup, David M., and Steven M. Stanley. Principles of Paleontology. 2d ed. San Francisco: W. H. Freeman, 1978.

MLA Edition Citation

Raup, David M., and Steven M. Stanley. Principles of Paleontology. 2d ed. W. H. Freeman, 1978.