Lovejoy, Paul E. Long-distance trade and Islam : the case of the nineteenth century Hausa Kola trade. - Boston : African Studies Association, 1970. - 16p. ; 28cm. - Paper No.27 - 54 are all bound in one book. . Subjects--Topical Terms: Distance tradeNigeriaMuslemsHistoryKola Hausa trade LC Class. No.: EAF QTO DT19.9.U57A351970No.39