1. Ambroz, J. A. 1997. “Characterization of Archaeologically Significant Obsidian Sources in Oregon by Neutron Activation Analysis,” unpublished M.S. thesis, University of Missouri, Columbia.
2. Blanton, R. E. 1978.Monte Albán: Settlement Patterns at the Ancient Zapotec Capital. New York: Academic Press.
3. Blomster, J. P. 1998.At the Bean Hill in the Land of the Mixtec: Early Formative Social Complexity and Interregional Interaction at Etlatongo, Oaxaca, Mexico. Ph.D. dissertation, Yale University. Ann Arbor: University Microfilms.
4. Blomster, J. P. 2004.Etlatongo: Social Complexity, Interaction, and Village Life in the Mixteca Alta of Oaxaca, Mexico. Belmont, CA: Wadsworth.