Lowe, G. W. (1975). The early preclassic Barra phase of Altamira, Chiapas: A review with new data. New World Archaeological Foundation, Brigham Young University.
Chicago-Zitierstil (17. Ausg.)Lowe, Gareth W. The Early Preclassic Barra Phase of Altamira, Chiapas: A Review with New Data. Provo, Utah: New World Archaeological Foundation, Brigham Young University, 1975.
MLA-Zitierstil (9. Ausg.)Lowe, Gareth W. The Early Preclassic Barra Phase of Altamira, Chiapas: A Review with New Data. New World Archaeological Foundation, Brigham Young University, 1975.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.