APA (7th ed.) Citation

Stephens, J. L., & Ackerman, K. (1993). Incidents of travel in Central America, Chiapas, and Yucatan (New ed.). Smithsonian Institution Press.

Chicago Style (17th ed.) Citation

Stephens, John L., and Karl Ackerman. Incidents of Travel in Central America, Chiapas, and Yucatan. New ed. Washington: Smithsonian Institution Press, 1993.

MLA (9th ed.) Citation

Stephens, John L., and Karl Ackerman. Incidents of Travel in Central America, Chiapas, and Yucatan. New ed. Smithsonian Institution Press, 1993.