1. Preclassic and classic architecture of Oaxaca;Acosta,1965
2. The eighth day: social evolution as the self-organization of energy;Adams,1988
3. Anthropological perspectives on ancient trade;Adams;Current Anthropology,1974
4. Kepelino's traditions of Hawaii;Beckwith;Bernice P. Bishop Museum, Bulletin,1932
5. Archaeological synthesis of Oaxaca;Bernal,1965