Cita APA (7a ed.)

Wardlaw, B. R., Grant, R. E., & Rohr, D. M. (2000). The Guadalupian symposium. Smithsonian Institution.

Cita Chicago Style (17a ed.)

Wardlaw, Bruce R., Richard E. Grant, y David M. Rohr. The Guadalupian Symposium. Washington, D.C: Smithsonian Institution, 2000.

Cita MLA (9a ed.)

Wardlaw, Bruce R., et al. The Guadalupian Symposium. Smithsonian Institution, 2000.