Seeking a Richer Harvest The Archaeology of Subsistence Intensification, Innovation, and Change - Thurston, Tina L.; Fisher, Christopher T.; SpringerLink (Online service) (Boston, MA : Springer Science+Business Media, LLC, 2007)
Keywords: Agricultural intensification -- History; Agriculture, Prehistoric; Agriculture, Ancient; Indians -- Agriculture; Social Sciences, general; Anthropology; Archaeology; Population Ecology