Cita APA (7a ed.)
Piña Chán, R., & Navarrete, C. (1967). Archeological research in the lower Grijalva River Region, Tabasco and Chiapas. New World Archaeological Foundation.
Cita Chicago Style (17a ed.)
Piña Chán, Román, y Carlos Navarrete. Archeological Research in the Lower Grijalva River Region, Tabasco and Chiapas. Provo, Utah: New World Archaeological Foundation, 1967.
Cita MLA (9a ed.)
Piña Chán, Román, y Carlos Navarrete. Archeological Research in the Lower Grijalva River Region, Tabasco and Chiapas. New World Archaeological Foundation, 1967.
Precaución: Estas citas no son 100% exactas.