Arens, Williams Edward, Mto Wa Mbu: A study of a multi-tribal community in rural Tanzania, Williams Edward Arens - Ann Arbor, Michigan: University of Microfilms International/c1970. - xii, 245p.: ill. Thesis (Ph.D) -- University of Virginia, 1970 Includes bibliographical references LC Class. No.: THESIS (PHD) ARE 1970