Biblio
. 2000.
“The Architecture Of Grasshopper Pueblo: Dynamics Of Form, Function, And Use Of Space In A Prehistoric Community”. Anthropology. Anthropology. University of Arizona. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=733967641&sid=16&Fmt=2&clientId=43922&RQT=309&VName=PQD.
. 1999. A Directory Of Tree-Ring Dated Prehistoric Sites In The American Southwest. Tucson: Laboratory of Tree-Ring Research.
. 1991. 
“Dating Our Prehistoric Ruins”. Natural History. Natural History.
. 1921. 