APA (7th ed.) Zitazioa
Lee, T. A., Hayden, B., & Walker, P. L. (1988). San Pablo cave and El Cayo on the Usumacinta River, Chiapas, Mexico. New World Archaeological Foundation.
Chicago Style (17th ed.) Zitazioa
Lee, Thomas A., Brian Hayden, eta Phillip L. Walker. San Pablo Cave and El Cayo on the Usumacinta River, Chiapas, Mexico. Provo, Utah: New World Archaeological Foundation, 1988.
MLA (9th ed.) Zitazioa
Lee, Thomas A., et al. San Pablo Cave and El Cayo on the Usumacinta River, Chiapas, Mexico. New World Archaeological Foundation, 1988.
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