Cohen, Abner. Custom & politics in urban Africa : a study of Hausa migrants in Yoruba towns. - Berkeley : University of California Press, c1969. - xii, 252 p. : map. ; 23 cm. Bibliography: p. 231-238. ISBN: 071006411X LCCN: 68055743 Subjects--Topical Terms: Hausa (African people)--Migrations.Indigenous peoples--Urban residence--Nigeria.Nigeria--Ethnic relations.Rural-urban migration--Nigeria.Yoruba (African people)--Social conditions. Subjects--Geographic Terms: Nigeria--Social conditions. LC Class. No.: HN800.N5 HT151 HT151 / C6 1969 / .C6 / .C6 Dewey Class. No.: 309.1/669