Don D. Fowler, Catherine S. Fowler, Stephen Powers (Summer–Autumn 1970). «Stephen Powers "The Life and Culture of the Washo and Paiutes"». Ethnohistory, Vol. 17, No. 3/4: 117-149. JSTOR481206.
"the early trappers and fur hunters...Kit Carson knew it to the bone...The beavers of course were all trapped long ago, and you never see an elk nowadays..." Fitz-James MacCarthy (18 de febrero de 1906). «Wonderful Deposits of High-Grade Rock». Nevada State Journal. Consultado el 10 de julio de 2011.
theanglersedge.com
David Loomis (July 2007), East Carson River Strategy, USDA Forest Service, p. 43, consultado el 9 de diciembre de 2012.
uchicago.edu
washo.uchicago.edu
«The Washo Project». University of Chicago. Consultado el 19 de agosto de 2010.
«History & Culture». Washoe Tribe of Nevada and California. View the Washoe Tribe's History Booklet. Archivado desde el original el 27 de junio de 2012. Consultado el 27 de mayo de 2012.
web.archive.org
«History & Culture». Washoe Tribe of Nevada and California. View the Washoe Tribe's History Booklet. Archivado desde el original el 27 de junio de 2012. Consultado el 27 de mayo de 2012.
"In no part have I found beaver so abundant. The total number of American trappers in this region at this time exceeds 80. I have only 28 trappers... The trappers now average 125 beaver a man and are greatly pleased with their success." Peter Skene Ogden. «Journal of Peter Skene Ogden; Snake Expedition, 1828-1829». London, England: Hudson's Bay Company House. Consultado el 28 de octubre de 2010.
yosemite.ca.us
A. L. Kroeber (1919). «30». Handbook of Indians of California. Consultado el 19 de agosto de 2010.