Ulansey, David
The Origins of the Mithraic Mysteries: Cosmology and Salvation in the Ancient World; Oxford University Press; New York; 1989
Ullathorne, William
The Holy Mountain of La Salette; La Salette Press; Altamont, N.Y.; 1942
Umar, Al-Naqar
The Pilgrimage Tradition in West Africa: An Historical Study with Special Reference to the 19th Century; Khartoum University Press; Khartoum; 1972
Underwood, Guy
The Patterns of the Past; Pitman; London; 1970
Ure, John
Pilgrimages: The Great Adventure of the Middle Ages; Carrol & Graf; New York; 2006
Urlin, Ethel L.
Festival, Holy Days and Saints Days; Omnigraphics; Detroit; 1992
Urton, Gary
Orientation in Quechua and Incaic Astronomy; Ethnology, vol. 17, no. 2 (1978), pp 157-67
Beasts and Geometry: Some Constellations of the Peruvian Quechuas; Anthropos, vol. 73 (1978), pp. 32-40
The Astronomical System of a Community in the Peruvian Andes; Ph.D. dissertation, University of Illinois; 1979
Celestial Crosses: The Cruciform in Quechua Astronomy; Journal of Latin American Lore, vol.6, no. 1 (1980), pp. 87-110
Animals and Astronomy in the Quechua Universe; Proceedings of the American Philosophical Society, vol. 125, no. 2 (1981), pp. 110-127
The History of a Myth: Pacariqtambo and the Origins of the Incas; University of Texas Press; Austin; 1990
At the Crossroads of the Earth and Sky; University of Texas Press; Austin; 1981