APA-čujuhus (7. p.)
Cejo Tenorio, J. F. (1985). Paso de la Amada an early preclassic site in the Soconusco, Chiapas, Mexico. New World Archaeological Foundation.
Chicago-čujuhus (17. p.)
Cejo Tenorio, Jorge Fausto. Paso De La Amada an Early Preclassic Site in the Soconusco, Chiapas, Mexico. Provo, Utah: New World Archaeological Foundation, 1985.
MLA-čujuhus (9. p.)
Cejo Tenorio, Jorge Fausto. Paso De La Amada an Early Preclassic Site in the Soconusco, Chiapas, Mexico. New World Archaeological Foundation, 1985.
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