Fewkes, Jesse Walter (1897), „The Group of Tusayan Ceremonials Called Katcinas”, Annual Report of the Bureau of Ethnology, Washington, DC: Government Printing Office, 15, стр. 258, Приступљено 22. 8. 2022, „The names of the four horizon cardinal points are, kwiniwi, northwest; tevyü'ña, southwest; tatyúka, southeast, and hopokyüka (syncopated hópoko), northeast.”CS1 одржавање: Формат датума (веза)
„Two Studies of Color”. JSTOR1264798. „In Ainu... siwnin means both 'yellow' and 'blue' and hu means 'green' and 'red”
mahavidya.ca
H. Rodrigues (22. 4. 2016). „The Dikpalas”. www.mahavidya.ca. Архивирано из оригинала 12. 8. 2018. г. Приступљено 12. 8. 2018.CS1 одржавање: Формат датума (веза)
northwestern.edu
curtis.library.northwestern.edu
Curtis, Edward S. (1922), Hodge, Frederick Webb, ур., The Hopi, The North American Indian, 12, Norwood, Mass.: The Plimpton Press, стр. 246, Архивирано из оригинала 22. 12. 2015. г., Приступљено 23. 8. 2014, „Hopi orientation corresponds only approximately with ours, their cardinal points being marked by the solstitial rising and setting points of the sun.... Their cardinal points therefore are not mutually equidistant on the horizon and agree roughly with our semi-cardinal points.”CS1 одржавање: Формат датума (веза)
Patrick Bouron (2005). Cartographie: Lecture de Carte(PDF). Institut Géographique National. стр. 12. Архивирано из оригинала(PDF) 2010-04-15. г. Приступљено 2011-07-07.
web.archive.org
Patrick Bouron (2005). Cartographie: Lecture de Carte(PDF). Institut Géographique National. стр. 12. Архивирано из оригинала(PDF) 2010-04-15. г. Приступљено 2011-07-07.
Curtis, Edward S. (1922), Hodge, Frederick Webb, ур., The Hopi, The North American Indian, 12, Norwood, Mass.: The Plimpton Press, стр. 246, Архивирано из оригинала 22. 12. 2015. г., Приступљено 23. 8. 2014, „Hopi orientation corresponds only approximately with ours, their cardinal points being marked by the solstitial rising and setting points of the sun.... Their cardinal points therefore are not mutually equidistant on the horizon and agree roughly with our semi-cardinal points.”CS1 одржавање: Формат датума (веза)
H. Rodrigues (22. 4. 2016). „The Dikpalas”. www.mahavidya.ca. Архивирано из оригинала 12. 8. 2018. г. Приступљено 12. 8. 2018.CS1 одржавање: Формат датума (веза)
worldcat.org
Stephen, Alexander M. (1936), Parsons, Elsie Clews, ур., Hopi Journal of Alexander M. Stephen, Columbia University Contributions to Anthropology, 23, New York: Columbia University Press, стр. 1190—1191, OCLC716671864