1. Anthropological perspectives on ancient trade;Adams;Current Anthropology,1974
2. The emerging place of trade in civilizational studies;Adams,1975
3. Trade and politics in Proto-Elamite Iran;Alden;Current Anthropology,1982
4. Allen, L. 1980 Intra-urban exchange at Teotihuacan: evidence from mold-made figurines. In Models and methods in regional exchange, edited by R. Fry. Society for American Archaeology Papers No. 1. Pp. 83–94.
5. 3/4 aya cities: Placemaking and urbanization;Andrews,1975