This image is a derivative work of the following images: File:Teuchitlan_tradition_map.svg licensed with Cc-by-sa-3.0-migrated, FAL, GFDL 2008-05-30T01:58:48Z...
11. The boundaries of the Teuchitlan tradition are from: Weigand, Phil (1996) "The Architecture of the Teuchitlán tradition of the Occidente of Mesoamerica"...
