Cita APA

Raup,David M, & Stanley, S. M. (2004). Principles of paleontology (2nd ed.). CBS PUBlishers.

Citación estilo Chicago

Raup,David M, and Steven M. Stanley. Principles of Paleontology. 2nd ed. New Delhi: CBS PUBlishers, 2004.

Cita MLA

Raup,David M, and Steven M. Stanley. Principles of Paleontology. 2nd ed. CBS PUBlishers, 2004.