Effland, Richard. 1979. ?A Study Of Prehistoric Spatial Behavior: Long House Valley, Northeastern Arizona?. Anthropology. Anthropology. Arizona State University. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=760047031&sid=27&Fmt=1&clientId=43922&RQT=309&VName=PQD.