Cita APA (7a ed.)
Crump, D. J., Allen, L., Harrell, M. A., & Abell, S. Secret Corners of the World. National Geographic Society, Special Publications Division.
Cita estilo Chicago (17a ed.)
Crump, Donald J., Leslie Allen, Mary Ann Harrell, y Sam Abell. Secret Corners of the World. Washington, EUA: National Geographic Society, Special Publications Division.
Cita MLA (9a ed.)
Crump, Donald J., et al. Secret Corners of the World. National Geographic Society, Special Publications Division.
Precaución: Estas citas no son 100% exactas.