APA (7th ed.) Citation

Raup, D. M. (1978). Principles of paleontology (2nd ed.). W. H. Freeman.

Chicago Style (17th ed.) Citation

Raup, David M. Principles of Paleontology. 2nd ed. San Francisco: W. H. Freeman, 1978.

MLA (9th ed.) Citation

Raup, David M. Principles of Paleontology. 2nd ed. W. H. Freeman, 1978.