Prehistoric agriculture in the Southwestern United States (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Prehistoric agriculture in the Southwestern United States" in English language version.

refsWebsite

Global rank English rank

1^st place

low place

462^nd place

345^th place

2,133^rd place

1,364^th place

3,488^th place

2,648^th place

1,592^nd place

1,119^th place

low place

archaeology.org

"Top 10 Discoveries of 2009 – Early Irrigators – Tucson, Arizona." http://www.archaeology.org/1001/topten/arizona.html, accessed 3 June 2012

"What is a Trincheras Site?" Arizona State Museum, University of Arizona. http://www.statemuseum.arizona.edu/exhibtis/heisey/heisey2.shtml^{[permanent dead link‍]}, accessed 1 July 2012

Gregoris, Linda M. "The Hohokam." sonorensis, Vol 16, No. 1, Spring 1996, http://www.desertmuseum.org/members/sonorensis/week8.php, accessed 1 June 2012

Periman, Richard D. "The influence of prehistoric Ancestral Puebloans cobble-mulch agricultural features on northern Rio Grande landscapes" http://www.fs.fed.us/rm/pubs_rm/rm_gtr272/rm_gtr272_181_188.pdf, accessed 1 July 2012