Perry, E. L. (1961). Planning for United Presbyterian U.S.A. sites in Tucson, Arizona vicinity 1961. Board of National Missions, United Presbyterian Church USA.
Chicago-referens (17:e uppl.)Perry, Everett L. Planning for United Presbyterian U.S.A. Sites in Tucson, Arizona Vicinity 1961. New York: Board of National Missions, United Presbyterian Church USA, 1961.
MLA-referens (8:e uppl.)Perry, Everett L. Planning for United Presbyterian U.S.A. Sites in Tucson, Arizona Vicinity 1961. Board of National Missions, United Presbyterian Church USA, 1961.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.